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Finding the Fourth Proportional to 495,037.93, 742,437.93 and 228,542.47

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Solution

The fourth proportional to 495,037.93, 742,437.93 and 228,542.47 is: 342,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,037.93 : 742,437.93 = 228,542.47 : x
  2. Step 2: Convert to fraction form
    495,037.93/742,437.93 = 228,542.47/x
  3. Step 3: Cross multiply
    495,037.93x = 742,437.93 × 228,542.47
  4. Step 4: Simplify right side
    495,037.93x = 169,678,598,343.89
  5. Step 5: Solve for x
    x = 169,678,598,343.89/495,037.93
  6. Step 6: Final answer
    x = 342,758.78

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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.