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Finding the Fourth Proportional to 854,501, 1,179,191.94 and 472,530.92

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Solution

The fourth proportional to 854,501, 1,179,191.94 and 472,530.92 is: 652,081.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,501 : 1,179,191.94 = 472,530.92 : x
  2. Step 2: Convert to fraction form
    854,501/1,179,191.94 = 472,530.92/x
  3. Step 3: Cross multiply
    854,501x = 1,179,191.94 × 472,530.92
  4. Step 4: Simplify right side
    854,501x = 557,204,652,264.79
  5. Step 5: Solve for x
    x = 557,204,652,264.79/854,501
  6. Step 6: Final answer
    x = 652,081.92

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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.