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Finding the Fourth Proportional to 583,387.39, 875,228.70 and 162,663.25

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Solution

The fourth proportional to 583,387.39, 875,228.70 and 162,663.25 is: 244,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,387.39 : 875,228.70 = 162,663.25 : x
  2. Step 2: Convert to fraction form
    583,387.39/875,228.70 = 162,663.25/x
  3. Step 3: Cross multiply
    583,387.39x = 875,228.70 × 162,663.25
  4. Step 4: Simplify right side
    583,387.39x = 142,367,544,835.28
  5. Step 5: Solve for x
    x = 142,367,544,835.28/583,387.39
  6. Step 6: Final answer
    x = 244,036.03

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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.