Home / 932,806.47-1,287,173.67-524,901.20

Finding the Fourth Proportional to 932,806.47, 1,287,173.67 and 524,901.20

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Solution

The fourth proportional to 932,806.47, 1,287,173.67 and 524,901.20 is: 724,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,806.47 : 1,287,173.67 = 524,901.20 : x
  2. Step 2: Convert to fraction form
    932,806.47/1,287,173.67 = 524,901.20/x
  3. Step 3: Cross multiply
    932,806.47x = 1,287,173.67 × 524,901.20
  4. Step 4: Simplify right side
    932,806.47x = 675,639,003,991.40
  5. Step 5: Solve for x
    x = 675,639,003,991.40/932,806.47
  6. Step 6: Final answer
    x = 724,307.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.