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Finding the Fourth Proportional to 571,947.08, 788,959.04 and 356,713.47

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Solution

The fourth proportional to 571,947.08, 788,959.04 and 356,713.47 is: 492,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,947.08 : 788,959.04 = 356,713.47 : x
  2. Step 2: Convert to fraction form
    571,947.08/788,959.04 = 356,713.47/x
  3. Step 3: Cross multiply
    571,947.08x = 788,959.04 × 356,713.47
  4. Step 4: Simplify right side
    571,947.08x = 281,432,315,062.70
  5. Step 5: Solve for x
    x = 281,432,315,062.70/571,947.08
  6. Step 6: Final answer
    x = 492,060.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.