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Finding the Fourth Proportional to 688,283.46, 949,800.33 and 382,381.29

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Solution

The fourth proportional to 688,283.46, 949,800.33 and 382,381.29 is: 527,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,283.46 : 949,800.33 = 382,381.29 : x
  2. Step 2: Convert to fraction form
    688,283.46/949,800.33 = 382,381.29/x
  3. Step 3: Cross multiply
    688,283.46x = 949,800.33 × 382,381.29
  4. Step 4: Simplify right side
    688,283.46x = 363,185,875,427.83
  5. Step 5: Solve for x
    x = 363,185,875,427.83/688,283.46
  6. Step 6: Final answer
    x = 527,669.04

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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.