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Finding the Fourth Proportional to 583,465.20, 875,120.04 and 162,705.84

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Solution

The fourth proportional to 583,465.20, 875,120.04 and 162,705.84 is: 244,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,465.20 : 875,120.04 = 162,705.84 : x
  2. Step 2: Convert to fraction form
    583,465.20/875,120.04 = 162,705.84/x
  3. Step 3: Cross multiply
    583,465.20x = 875,120.04 × 162,705.84
  4. Step 4: Simplify right side
    583,465.20x = 142,387,141,209.03
  5. Step 5: Solve for x
    x = 142,387,141,209.03/583,465.20
  6. Step 6: Final answer
    x = 244,037.08

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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.