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Finding the Fourth Proportional to 227,838.80, 314,834.28 and 197,526.80

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Solution

The fourth proportional to 227,838.80, 314,834.28 and 197,526.80 is: 272,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,838.80 : 314,834.28 = 197,526.80 : x
  2. Step 2: Convert to fraction form
    227,838.80/314,834.28 = 197,526.80/x
  3. Step 3: Cross multiply
    227,838.80x = 314,834.28 × 197,526.80
  4. Step 4: Simplify right side
    227,838.80x = 62,188,207,858.70
  5. Step 5: Solve for x
    x = 62,188,207,858.70/227,838.80
  6. Step 6: Final answer
    x = 272,948.28

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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.