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Finding the Fourth Proportional to 506,043.42, 759,189.66 and 356,575.50

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Solution

The fourth proportional to 506,043.42, 759,189.66 and 356,575.50 is: 534,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,043.42 : 759,189.66 = 356,575.50 : x
  2. Step 2: Convert to fraction form
    506,043.42/759,189.66 = 356,575.50/x
  3. Step 3: Cross multiply
    506,043.42x = 759,189.66 × 356,575.50
  4. Step 4: Simplify right side
    506,043.42x = 270,708,432,609.33
  5. Step 5: Solve for x
    x = 270,708,432,609.33/506,043.42
  6. Step 6: Final answer
    x = 534,951.00

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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.