Home / 947,470.44-1,307,526.31-517,768.68

Finding the Fourth Proportional to 947,470.44, 1,307,526.31 and 517,768.68

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Solution

The fourth proportional to 947,470.44, 1,307,526.31 and 517,768.68 is: 714,530.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,470.44 : 1,307,526.31 = 517,768.68 : x
  2. Step 2: Convert to fraction form
    947,470.44/1,307,526.31 = 517,768.68/x
  3. Step 3: Cross multiply
    947,470.44x = 1,307,526.31 × 517,768.68
  4. Step 4: Simplify right side
    947,470.44x = 676,996,171,593.97
  5. Step 5: Solve for x
    x = 676,996,171,593.97/947,470.44
  6. Step 6: Final answer
    x = 714,530.12

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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.