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Finding the Fourth Proportional to 583,354.42, 875,081.04 and 162,630.70

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Solution

The fourth proportional to 583,354.42, 875,081.04 and 162,630.70 is: 243,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,354.42 : 875,081.04 = 162,630.70 : x
  2. Step 2: Convert to fraction form
    583,354.42/875,081.04 = 162,630.70/x
  3. Step 3: Cross multiply
    583,354.42x = 875,081.04 × 162,630.70
  4. Step 4: Simplify right side
    583,354.42x = 142,315,042,091.93
  5. Step 5: Solve for x
    x = 142,315,042,091.93/583,354.42
  6. Step 6: Final answer
    x = 243,959.82

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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.