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Finding the Fourth Proportional to 586,697.72, 880,416.80 and 249,737.85

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Solution

The fourth proportional to 586,697.72, 880,416.80 and 249,737.85 is: 374,764.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,697.72 : 880,416.80 = 249,737.85 : x
  2. Step 2: Convert to fraction form
    586,697.72/880,416.80 = 249,737.85/x
  3. Step 3: Cross multiply
    586,697.72x = 880,416.80 × 249,737.85
  4. Step 4: Simplify right side
    586,697.72x = 219,873,401,725.27
  5. Step 5: Solve for x
    x = 219,873,401,725.27/586,697.72
  6. Step 6: Final answer
    x = 374,764.37

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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.