Home / 731,637.20-1,097,455.80-416,709.20

Finding the Fourth Proportional to 731,637.20, 1,097,455.80 and 416,709.20

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Solution

The fourth proportional to 731,637.20, 1,097,455.80 and 416,709.20 is: 625,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,637.20 : 1,097,455.80 = 416,709.20 : x
  2. Step 2: Convert to fraction form
    731,637.20/1,097,455.80 = 416,709.20/x
  3. Step 3: Cross multiply
    731,637.20x = 1,097,455.80 × 416,709.20
  4. Step 4: Simplify right side
    731,637.20x = 457,319,928,453.36
  5. Step 5: Solve for x
    x = 457,319,928,453.36/731,637.20
  6. Step 6: Final answer
    x = 625,063.80

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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.