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Finding the Fourth Proportional to 1,945,990.04, 2,919,264.19 and 598,265.82

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Solution

The fourth proportional to 1,945,990.04, 2,919,264.19 and 598,265.82 is: 897,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,990.04 : 2,919,264.19 = 598,265.82 : x
  2. Step 2: Convert to fraction form
    1,945,990.04/2,919,264.19 = 598,265.82/x
  3. Step 3: Cross multiply
    1,945,990.04x = 2,919,264.19 × 598,265.82
  4. Step 4: Simplify right side
    1,945,990.04x = 1,746,495,990,300.41
  5. Step 5: Solve for x
    x = 1,746,495,990,300.41/1,945,990.04
  6. Step 6: Final answer
    x = 897,484.55

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Why These Related Problems?

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