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Finding the Fourth Proportional to 1,974,228.59, 2,961,343.80 and 712,056.22

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Solution

The fourth proportional to 1,974,228.59, 2,961,343.80 and 712,056.22 is: 1,068,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,228.59 : 2,961,343.80 = 712,056.22 : x
  2. Step 2: Convert to fraction form
    1,974,228.59/2,961,343.80 = 712,056.22/x
  3. Step 3: Cross multiply
    1,974,228.59x = 2,961,343.80 × 712,056.22
  4. Step 4: Simplify right side
    1,974,228.59x = 2,108,643,264,945.08
  5. Step 5: Solve for x
    x = 2,108,643,264,945.08/1,974,228.59
  6. Step 6: Final answer
    x = 1,068,084.65

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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.