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Finding the Fourth Proportional to 359,132.37, 495,606.51 and 197,993.19

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Solution

The fourth proportional to 359,132.37, 495,606.51 and 197,993.19 is: 273,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,132.37 : 495,606.51 = 197,993.19 : x
  2. Step 2: Convert to fraction form
    359,132.37/495,606.51 = 197,993.19/x
  3. Step 3: Cross multiply
    359,132.37x = 495,606.51 × 197,993.19
  4. Step 4: Simplify right side
    359,132.37x = 98,126,713,899.67
  5. Step 5: Solve for x
    x = 98,126,713,899.67/359,132.37
  6. Step 6: Final answer
    x = 273,232.72

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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.