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Finding the Fourth Proportional to 359,031.14, 495,460.49 and 197,886.27

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Solution

The fourth proportional to 359,031.14, 495,460.49 and 197,886.27 is: 273,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,031.14 : 495,460.49 = 197,886.27 : x
  2. Step 2: Convert to fraction form
    359,031.14/495,460.49 = 197,886.27/x
  3. Step 3: Cross multiply
    359,031.14x = 495,460.49 × 197,886.27
  4. Step 4: Simplify right side
    359,031.14x = 98,044,827,309.04
  5. Step 5: Solve for x
    x = 98,044,827,309.04/359,031.14
  6. Step 6: Final answer
    x = 273,081.68

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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.