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Finding the Fourth Proportional to 864,658.83, 1,184,577.08 and 832,324.74

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Solution

The fourth proportional to 864,658.83, 1,184,577.08 and 832,324.74 is: 1,140,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,658.83 : 1,184,577.08 = 832,324.74 : x
  2. Step 2: Convert to fraction form
    864,658.83/1,184,577.08 = 832,324.74/x
  3. Step 3: Cross multiply
    864,658.83x = 1,184,577.08 × 832,324.74
  4. Step 4: Simplify right side
    864,658.83x = 985,952,805,959.34
  5. Step 5: Solve for x
    x = 985,952,805,959.34/864,658.83
  6. Step 6: Final answer
    x = 1,140,279.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.