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Finding the Fourth Proportional to 585,000.20, 877,062.90 and 247,764.80

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Solution

The fourth proportional to 585,000.20, 877,062.90 and 247,764.80 is: 371,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,000.20 : 877,062.90 = 247,764.80 : x
  2. Step 2: Convert to fraction form
    585,000.20/877,062.90 = 247,764.80/x
  3. Step 3: Cross multiply
    585,000.20x = 877,062.90 × 247,764.80
  4. Step 4: Simplify right side
    585,000.20x = 217,305,314,005.92
  5. Step 5: Solve for x
    x = 217,305,314,005.92/585,000.20
  6. Step 6: Final answer
    x = 371,461.95

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1.5x scale

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.