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Finding the Fourth Proportional to 531,587.24, 797,841.55 and 279,046.26

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Solution

The fourth proportional to 531,587.24, 797,841.55 and 279,046.26 is: 418,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,587.24 : 797,841.55 = 279,046.26 : x
  2. Step 2: Convert to fraction form
    531,587.24/797,841.55 = 279,046.26/x
  3. Step 3: Cross multiply
    531,587.24x = 797,841.55 × 279,046.26
  4. Step 4: Simplify right side
    531,587.24x = 222,634,700,600.10
  5. Step 5: Solve for x
    x = 222,634,700,600.10/531,587.24
  6. Step 6: Final answer
    x = 418,811.22

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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.