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Finding the Fourth Proportional to 605,502.61, 836,443.47 and 573,616.15

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Solution

The fourth proportional to 605,502.61, 836,443.47 and 573,616.15 is: 792,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,502.61 : 836,443.47 = 573,616.15 : x
  2. Step 2: Convert to fraction form
    605,502.61/836,443.47 = 573,616.15/x
  3. Step 3: Cross multiply
    605,502.61x = 836,443.47 × 573,616.15
  4. Step 4: Simplify right side
    605,502.61x = 479,797,482,954.04
  5. Step 5: Solve for x
    x = 479,797,482,954.04/605,502.61
  6. Step 6: Final answer
    x = 792,395.40

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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.