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Finding the Fourth Proportional to 531,595.12, 797,392.68 and 251,140.72

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Solution

The fourth proportional to 531,595.12, 797,392.68 and 251,140.72 is: 376,711.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,595.12 : 797,392.68 = 251,140.72 : x
  2. Step 2: Convert to fraction form
    531,595.12/797,392.68 = 251,140.72/x
  3. Step 3: Cross multiply
    531,595.12x = 797,392.68 × 251,140.72
  4. Step 4: Simplify right side
    531,595.12x = 200,257,771,777.93
  5. Step 5: Solve for x
    x = 200,257,771,777.93/531,595.12
  6. Step 6: Final answer
    x = 376,711.08

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Similar ratio
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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.