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Finding the Fourth Proportional to 590,801.04, 813,252.96 and 515,218.32

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Solution

The fourth proportional to 590,801.04, 813,252.96 and 515,218.32 is: 709,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,801.04 : 813,252.96 = 515,218.32 : x
  2. Step 2: Convert to fraction form
    590,801.04/813,252.96 = 515,218.32/x
  3. Step 3: Cross multiply
    590,801.04x = 813,252.96 × 515,218.32
  4. Step 4: Simplify right side
    590,801.04x = 419,002,823,786.23
  5. Step 5: Solve for x
    x = 419,002,823,786.23/590,801.04
  6. Step 6: Final answer
    x = 709,211.38

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1.5x scale

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.