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Finding the Fourth Proportional to 358,924, 495,325.36 and 199,958.24

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Solution

The fourth proportional to 358,924, 495,325.36 and 199,958.24 is: 275,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,924 : 495,325.36 = 199,958.24 : x
  2. Step 2: Convert to fraction form
    358,924/495,325.36 = 199,958.24/x
  3. Step 3: Cross multiply
    358,924x = 495,325.36 × 199,958.24
  4. Step 4: Simplify right side
    358,924x = 99,044,387,212.97
  5. Step 5: Solve for x
    x = 99,044,387,212.97/358,924
  6. Step 6: Final answer
    x = 275,948.08

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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.