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Finding the Fourth Proportional to 710,700.32, 1,065,893.50 and 205,151.44

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Solution

The fourth proportional to 710,700.32, 1,065,893.50 and 205,151.44 is: 307,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,700.32 : 1,065,893.50 = 205,151.44 : x
  2. Step 2: Convert to fraction form
    710,700.32/1,065,893.50 = 205,151.44/x
  3. Step 3: Cross multiply
    710,700.32x = 1,065,893.50 × 205,151.44
  4. Step 4: Simplify right side
    710,700.32x = 218,669,586,411.64
  5. Step 5: Solve for x
    x = 218,669,586,411.64/710,700.32
  6. Step 6: Final answer
    x = 307,681.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.