Home / 947,033.10-1,306,937.07-517,353.30

Finding the Fourth Proportional to 947,033.10, 1,306,937.07 and 517,353.30

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Solution

The fourth proportional to 947,033.10, 1,306,937.07 and 517,353.30 is: 713,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,033.10 : 1,306,937.07 = 517,353.30 : x
  2. Step 2: Convert to fraction form
    947,033.10/1,306,937.07 = 517,353.30/x
  3. Step 3: Cross multiply
    947,033.10x = 1,306,937.07 × 517,353.30
  4. Step 4: Simplify right side
    947,033.10x = 676,148,206,056.83
  5. Step 5: Solve for x
    x = 676,148,206,056.83/947,033.10
  6. Step 6: Final answer
    x = 713,964.70

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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.