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Finding the Fourth Proportional to 554,592.02, 765,337.02 and 299,943.14

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Solution

The fourth proportional to 554,592.02, 765,337.02 and 299,943.14 is: 413,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,592.02 : 765,337.02 = 299,943.14 : x
  2. Step 2: Convert to fraction form
    554,592.02/765,337.02 = 299,943.14/x
  3. Step 3: Cross multiply
    554,592.02x = 765,337.02 × 299,943.14
  4. Step 4: Simplify right side
    554,592.02x = 229,557,588,937.04
  5. Step 5: Solve for x
    x = 229,557,588,937.04/554,592.02
  6. Step 6: Final answer
    x = 413,921.55

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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.