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Finding the Fourth Proportional to 359,098.50, 495,550.51 and 197,950.06

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Solution

The fourth proportional to 359,098.50, 495,550.51 and 197,950.06 is: 273,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,098.50 : 495,550.51 = 197,950.06 : x
  2. Step 2: Convert to fraction form
    359,098.50/495,550.51 = 197,950.06/x
  3. Step 3: Cross multiply
    359,098.50x = 495,550.51 × 197,950.06
  4. Step 4: Simplify right side
    359,098.50x = 98,094,253,312.09
  5. Step 5: Solve for x
    x = 98,094,253,312.09/359,098.50
  6. Step 6: Final answer
    x = 273,168.10

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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.