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Finding the Fourth Proportional to 588,905.93, 813,195.31 and 569,862.63

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Solution

The fourth proportional to 588,905.93, 813,195.31 and 569,862.63 is: 786,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,905.93 : 813,195.31 = 569,862.63 : x
  2. Step 2: Convert to fraction form
    588,905.93/813,195.31 = 569,862.63/x
  3. Step 3: Cross multiply
    588,905.93x = 813,195.31 × 569,862.63
  4. Step 4: Simplify right side
    588,905.93x = 463,409,618,060.27
  5. Step 5: Solve for x
    x = 463,409,618,060.27/588,905.93
  6. Step 6: Final answer
    x = 786,899.22

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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.