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Finding the Fourth Proportional to 359,194.59, 495,808.65 and 214,045.91

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Solution

The fourth proportional to 359,194.59, 495,808.65 and 214,045.91 is: 295,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,194.59 : 495,808.65 = 214,045.91 : x
  2. Step 2: Convert to fraction form
    359,194.59/495,808.65 = 214,045.91/x
  3. Step 3: Cross multiply
    359,194.59x = 495,808.65 × 214,045.91
  4. Step 4: Simplify right side
    359,194.59x = 106,125,811,196.08
  5. Step 5: Solve for x
    x = 106,125,811,196.08/359,194.59
  6. Step 6: Final answer
    x = 295,454.93

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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.