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Finding the Fourth Proportional to 537,347.28, 741,539.20 and 295,624.64

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Solution

The fourth proportional to 537,347.28, 741,539.20 and 295,624.64 is: 407,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,347.28 : 741,539.20 = 295,624.64 : x
  2. Step 2: Convert to fraction form
    537,347.28/741,539.20 = 295,624.64/x
  3. Step 3: Cross multiply
    537,347.28x = 741,539.20 × 295,624.64
  4. Step 4: Simplify right side
    537,347.28x = 219,217,259,045.89
  5. Step 5: Solve for x
    x = 219,217,259,045.89/537,347.28
  6. Step 6: Final answer
    x = 407,961.98

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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.