Home / 947,503.68-1,307,572.20-517,801.92

Finding the Fourth Proportional to 947,503.68, 1,307,572.20 and 517,801.92

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Solution

The fourth proportional to 947,503.68, 1,307,572.20 and 517,801.92 is: 714,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,503.68 : 1,307,572.20 = 517,801.92 : x
  2. Step 2: Convert to fraction form
    947,503.68/1,307,572.20 = 517,801.92/x
  3. Step 3: Cross multiply
    947,503.68x = 1,307,572.20 × 517,801.92
  4. Step 4: Simplify right side
    947,503.68x = 677,063,395,698.62
  5. Step 5: Solve for x
    x = 677,063,395,698.62/947,503.68
  6. Step 6: Final answer
    x = 714,576.01

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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.