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Finding the Fourth Proportional to 359,089.92, 495,547.50 and 197,950.86

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Solution

The fourth proportional to 359,089.92, 495,547.50 and 197,950.86 is: 273,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,089.92 : 495,547.50 = 197,950.86 : x
  2. Step 2: Convert to fraction form
    359,089.92/495,547.50 = 197,950.86/x
  3. Step 3: Cross multiply
    359,089.92x = 495,547.50 × 197,950.86
  4. Step 4: Simplify right side
    359,089.92x = 98,094,053,795.85
  5. Step 5: Solve for x
    x = 98,094,053,795.85/359,089.92
  6. Step 6: Final answer
    x = 273,174.07

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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.