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Finding the Fourth Proportional to 655,844.30, 983,766.63 and 506,302.88

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Solution

The fourth proportional to 655,844.30, 983,766.63 and 506,302.88 is: 759,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,844.30 : 983,766.63 = 506,302.88 : x
  2. Step 2: Convert to fraction form
    655,844.30/983,766.63 = 506,302.88/x
  3. Step 3: Cross multiply
    655,844.30x = 983,766.63 × 506,302.88
  4. Step 4: Simplify right side
    655,844.30x = 498,083,878,016.89
  5. Step 5: Solve for x
    x = 498,083,878,016.89/655,844.30
  6. Step 6: Final answer
    x = 759,454.46

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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.