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Finding the Fourth Proportional to 549,737.28, 824,704.34 and 283,426.29

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Solution

The fourth proportional to 549,737.28, 824,704.34 and 283,426.29 is: 425,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,737.28 : 824,704.34 = 283,426.29 : x
  2. Step 2: Convert to fraction form
    549,737.28/824,704.34 = 283,426.29/x
  3. Step 3: Cross multiply
    549,737.28x = 824,704.34 × 283,426.29
  4. Step 4: Simplify right side
    549,737.28x = 233,742,890,015.97
  5. Step 5: Solve for x
    x = 233,742,890,015.97/549,737.28
  6. Step 6: Final answer
    x = 425,190.17

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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.