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Finding the Fourth Proportional to 359,070, 495,538.77 and 197,924.68

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Solution

The fourth proportional to 359,070, 495,538.77 and 197,924.68 is: 273,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,070 : 495,538.77 = 197,924.68 : x
  2. Step 2: Convert to fraction form
    359,070/495,538.77 = 197,924.68/x
  3. Step 3: Cross multiply
    359,070x = 495,538.77 × 197,924.68
  4. Step 4: Simplify right side
    359,070x = 98,079,352,479.84
  5. Step 5: Solve for x
    x = 98,079,352,479.84/359,070
  6. Step 6: Final answer
    x = 273,148.28

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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.