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Finding the Fourth Proportional to 514,416.46, 771,699.87 and 247,957.85

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Solution

The fourth proportional to 514,416.46, 771,699.87 and 247,957.85 is: 371,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,416.46 : 771,699.87 = 247,957.85 : x
  2. Step 2: Convert to fraction form
    514,416.46/771,699.87 = 247,957.85/x
  3. Step 3: Cross multiply
    514,416.46x = 771,699.87 × 247,957.85
  4. Step 4: Simplify right side
    514,416.46x = 191,349,037,462.41
  5. Step 5: Solve for x
    x = 191,349,037,462.41/514,416.46
  6. Step 6: Final answer
    x = 371,973.01

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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.