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Finding the Fourth Proportional to 564,060.72, 845,670.24 and 339,368.52

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Solution

The fourth proportional to 564,060.72, 845,670.24 and 339,368.52 is: 508,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,060.72 : 845,670.24 = 339,368.52 : x
  2. Step 2: Convert to fraction form
    564,060.72/845,670.24 = 339,368.52/x
  3. Step 3: Cross multiply
    564,060.72x = 845,670.24 × 339,368.52
  4. Step 4: Simplify right side
    564,060.72x = 286,993,857,756.85
  5. Step 5: Solve for x
    x = 286,993,857,756.85/564,060.72
  6. Step 6: Final answer
    x = 508,799.58

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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.