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Finding the Fourth Proportional to 1,865,200.04, 2,573,976.18 and 1,060,384.04

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Solution

The fourth proportional to 1,865,200.04, 2,573,976.18 and 1,060,384.04 is: 1,463,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,200.04 : 2,573,976.18 = 1,060,384.04 : x
  2. Step 2: Convert to fraction form
    1,865,200.04/2,573,976.18 = 1,060,384.04/x
  3. Step 3: Cross multiply
    1,865,200.04x = 2,573,976.18 × 1,060,384.04
  4. Step 4: Simplify right side
    1,865,200.04x = 2,729,403,260,612.17
  5. Step 5: Solve for x
    x = 2,729,403,260,612.17/1,865,200.04
  6. Step 6: Final answer
    x = 1,463,330.05

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Why These Related Problems?

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