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Finding the Fourth Proportional to 437,322.63, 656,076 and 247,873.77

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Solution

The fourth proportional to 437,322.63, 656,076 and 247,873.77 is: 371,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,322.63 : 656,076 = 247,873.77 : x
  2. Step 2: Convert to fraction form
    437,322.63/656,076 = 247,873.77/x
  3. Step 3: Cross multiply
    437,322.63x = 656,076 × 247,873.77
  4. Step 4: Simplify right side
    437,322.63x = 162,624,031,526.52
  5. Step 5: Solve for x
    x = 162,624,031,526.52/437,322.63
  6. Step 6: Final answer
    x = 371,862.83

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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.