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Finding the Fourth Proportional to 584,417.10, 876,625.65 and 576,543.90

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Solution

The fourth proportional to 584,417.10, 876,625.65 and 576,543.90 is: 864,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,417.10 : 876,625.65 = 576,543.90 : x
  2. Step 2: Convert to fraction form
    584,417.10/876,625.65 = 576,543.90/x
  3. Step 3: Cross multiply
    584,417.10x = 876,625.65 × 576,543.90
  4. Step 4: Simplify right side
    584,417.10x = 505,413,171,091.04
  5. Step 5: Solve for x
    x = 505,413,171,091.04/584,417.10
  6. Step 6: Final answer
    x = 864,815.85

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1.5x scale

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.