Home / 626,945.60-940,418.40-183,713.60

Finding the Fourth Proportional to 626,945.60, 940,418.40 and 183,713.60

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Solution

The fourth proportional to 626,945.60, 940,418.40 and 183,713.60 is: 275,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,945.60 : 940,418.40 = 183,713.60 : x
  2. Step 2: Convert to fraction form
    626,945.60/940,418.40 = 183,713.60/x
  3. Step 3: Cross multiply
    626,945.60x = 940,418.40 × 183,713.60
  4. Step 4: Simplify right side
    626,945.60x = 172,767,649,770.24
  5. Step 5: Solve for x
    x = 172,767,649,770.24/626,945.60
  6. Step 6: Final answer
    x = 275,570.40

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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.