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Finding the Fourth Proportional to 359,184.30, 495,673.91 and 198,041.90

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Solution

The fourth proportional to 359,184.30, 495,673.91 and 198,041.90 is: 273,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,184.30 : 495,673.91 = 198,041.90 : x
  2. Step 2: Convert to fraction form
    359,184.30/495,673.91 = 198,041.90/x
  3. Step 3: Cross multiply
    359,184.30x = 495,673.91 × 198,041.90
  4. Step 4: Simplify right side
    359,184.30x = 98,164,199,448.25
  5. Step 5: Solve for x
    x = 98,164,199,448.25/359,184.30
  6. Step 6: Final answer
    x = 273,297.58

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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.