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Finding the Fourth Proportional to 583,403.95, 875,253.54 and 162,679.83

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Solution

The fourth proportional to 583,403.95, 875,253.54 and 162,679.83 is: 244,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,403.95 : 875,253.54 = 162,679.83 : x
  2. Step 2: Convert to fraction form
    583,403.95/875,253.54 = 162,679.83/x
  3. Step 3: Cross multiply
    583,403.95x = 875,253.54 × 162,679.83
  4. Step 4: Simplify right side
    583,403.95x = 142,386,097,094.10
  5. Step 5: Solve for x
    x = 142,386,097,094.10/583,403.95
  6. Step 6: Final answer
    x = 244,060.91

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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.