Home / 822,914.40-1,234,371.60-403,010.40

Finding the Fourth Proportional to 822,914.40, 1,234,371.60 and 403,010.40

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Solution

The fourth proportional to 822,914.40, 1,234,371.60 and 403,010.40 is: 604,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,914.40 : 1,234,371.60 = 403,010.40 : x
  2. Step 2: Convert to fraction form
    822,914.40/1,234,371.60 = 403,010.40/x
  3. Step 3: Cross multiply
    822,914.40x = 1,234,371.60 × 403,010.40
  4. Step 4: Simplify right side
    822,914.40x = 497,464,592,264.64
  5. Step 5: Solve for x
    x = 497,464,592,264.64/822,914.40
  6. Step 6: Final answer
    x = 604,515.60

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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.