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Finding the Fourth Proportional to 653,559.11, 901,996.14 and 367,079.19

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Solution

The fourth proportional to 653,559.11, 901,996.14 and 367,079.19 is: 506,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,559.11 : 901,996.14 = 367,079.19 : x
  2. Step 2: Convert to fraction form
    653,559.11/901,996.14 = 367,079.19/x
  3. Step 3: Cross multiply
    653,559.11x = 901,996.14 × 367,079.19
  4. Step 4: Simplify right side
    653,559.11x = 331,104,012,454.33
  5. Step 5: Solve for x
    x = 331,104,012,454.33/653,559.11
  6. Step 6: Final answer
    x = 506,616.78

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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.