Home / 717,000.20-1,074,204.30-417,235.40

Finding the Fourth Proportional to 717,000.20, 1,074,204.30 and 417,235.40

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Solution

The fourth proportional to 717,000.20, 1,074,204.30 and 417,235.40 is: 625,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,000.20 : 1,074,204.30 = 417,235.40 : x
  2. Step 2: Convert to fraction form
    717,000.20/1,074,204.30 = 417,235.40/x
  3. Step 3: Cross multiply
    717,000.20x = 1,074,204.30 × 417,235.40
  4. Step 4: Simplify right side
    717,000.20x = 448,196,060,792.22
  5. Step 5: Solve for x
    x = 448,196,060,792.22/717,000.20
  6. Step 6: Final answer
    x = 625,098.93

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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.