Home / 359,148.38-495,632.27-198,010.22

Finding the Fourth Proportional to 359,148.38, 495,632.27 and 198,010.22

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Solution

The fourth proportional to 359,148.38, 495,632.27 and 198,010.22 is: 273,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,148.38 : 495,632.27 = 198,010.22 : x
  2. Step 2: Convert to fraction form
    359,148.38/495,632.27 = 198,010.22/x
  3. Step 3: Cross multiply
    359,148.38x = 495,632.27 × 198,010.22
  4. Step 4: Simplify right side
    359,148.38x = 98,140,254,821.80
  5. Step 5: Solve for x
    x = 98,140,254,821.80/359,148.38
  6. Step 6: Final answer
    x = 273,258.24

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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.