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Finding the Fourth Proportional to 583,412.50, 875,266.35 and 162,688.42

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Solution

The fourth proportional to 583,412.50, 875,266.35 and 162,688.42 is: 244,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,412.50 : 875,266.35 = 162,688.42 : x
  2. Step 2: Convert to fraction form
    583,412.50/875,266.35 = 162,688.42/x
  3. Step 3: Cross multiply
    583,412.50x = 875,266.35 × 162,688.42
  4. Step 4: Simplify right side
    583,412.50x = 142,395,699,560.67
  5. Step 5: Solve for x
    x = 142,395,699,560.67/583,412.50
  6. Step 6: Final answer
    x = 244,073.79

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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.