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Finding the Fourth Proportional to 585,922.98, 807,127.56 and 499,601.02

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Solution

The fourth proportional to 585,922.98, 807,127.56 and 499,601.02 is: 688,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,922.98 : 807,127.56 = 499,601.02 : x
  2. Step 2: Convert to fraction form
    585,922.98/807,127.56 = 499,601.02/x
  3. Step 3: Cross multiply
    585,922.98x = 807,127.56 × 499,601.02
  4. Step 4: Simplify right side
    585,922.98x = 403,241,752,246.11
  5. Step 5: Solve for x
    x = 403,241,752,246.11/585,922.98
  6. Step 6: Final answer
    x = 688,216.31

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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.