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Finding the Fourth Proportional to 575,833.96, 862,939.01 and 271,903.83

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Solution

The fourth proportional to 575,833.96, 862,939.01 and 271,903.83 is: 407,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,833.96 : 862,939.01 = 271,903.83 : x
  2. Step 2: Convert to fraction form
    575,833.96/862,939.01 = 271,903.83/x
  3. Step 3: Cross multiply
    575,833.96x = 862,939.01 × 271,903.83
  4. Step 4: Simplify right side
    575,833.96x = 234,636,421,875.41
  5. Step 5: Solve for x
    x = 234,636,421,875.41/575,833.96
  6. Step 6: Final answer
    x = 407,472.36

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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.