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Finding the Fourth Proportional to 520,652.16, 718,241.04 and 350,591.04

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Solution

The fourth proportional to 520,652.16, 718,241.04 and 350,591.04 is: 483,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,652.16 : 718,241.04 = 350,591.04 : x
  2. Step 2: Convert to fraction form
    520,652.16/718,241.04 = 350,591.04/x
  3. Step 3: Cross multiply
    520,652.16x = 718,241.04 × 350,591.04
  4. Step 4: Simplify right side
    520,652.16x = 251,808,873,184.28
  5. Step 5: Solve for x
    x = 251,808,873,184.28/520,652.16
  6. Step 6: Final answer
    x = 483,641.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.