Home / 1,353,010.60-2,029,515.90-406,258.30

Finding the Fourth Proportional to 1,353,010.60, 2,029,515.90 and 406,258.30

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Solution

The fourth proportional to 1,353,010.60, 2,029,515.90 and 406,258.30 is: 609,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,010.60 : 2,029,515.90 = 406,258.30 : x
  2. Step 2: Convert to fraction form
    1,353,010.60/2,029,515.90 = 406,258.30/x
  3. Step 3: Cross multiply
    1,353,010.60x = 2,029,515.90 × 406,258.30
  4. Step 4: Simplify right side
    1,353,010.60x = 824,507,679,356.97
  5. Step 5: Solve for x
    x = 824,507,679,356.97/1,353,010.60
  6. Step 6: Final answer
    x = 609,387.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.