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Finding the Fourth Proportional to 576,543.83, 864,065.60 and 234,588.74

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Solution

The fourth proportional to 576,543.83, 864,065.60 and 234,588.74 is: 351,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,543.83 : 864,065.60 = 234,588.74 : x
  2. Step 2: Convert to fraction form
    576,543.83/864,065.60 = 234,588.74/x
  3. Step 3: Cross multiply
    576,543.83x = 864,065.60 × 234,588.74
  4. Step 4: Simplify right side
    576,543.83x = 202,700,056,647.49
  5. Step 5: Solve for x
    x = 202,700,056,647.49/576,543.83
  6. Step 6: Final answer
    x = 351,577.88

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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.