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Finding the Fourth Proportional to 650,090.39, 897,130.42 and 363,637.13

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Solution

The fourth proportional to 650,090.39, 897,130.42 and 363,637.13 is: 501,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,090.39 : 897,130.42 = 363,637.13 : x
  2. Step 2: Convert to fraction form
    650,090.39/897,130.42 = 363,637.13/x
  3. Step 3: Cross multiply
    650,090.39x = 897,130.42 × 363,637.13
  4. Step 4: Simplify right side
    650,090.39x = 326,229,925,769.75
  5. Step 5: Solve for x
    x = 326,229,925,769.75/650,090.39
  6. Step 6: Final answer
    x = 501,822.41

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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.