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Finding the Fourth Proportional to 359,183.46, 495,666.63 and 198,053.40

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Solution

The fourth proportional to 359,183.46, 495,666.63 and 198,053.40 is: 273,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,183.46 : 495,666.63 = 198,053.40 : x
  2. Step 2: Convert to fraction form
    359,183.46/495,666.63 = 198,053.40/x
  3. Step 3: Cross multiply
    359,183.46x = 495,666.63 × 198,053.40
  4. Step 4: Simplify right side
    359,183.46x = 98,168,461,338.04
  5. Step 5: Solve for x
    x = 98,168,461,338.04/359,183.46
  6. Step 6: Final answer
    x = 273,310.08

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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.