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Finding the Fourth Proportional to 227,987.20, 341,980.80 and 183,700.45

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Solution

The fourth proportional to 227,987.20, 341,980.80 and 183,700.45 is: 275,550.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,987.20 : 341,980.80 = 183,700.45 : x
  2. Step 2: Convert to fraction form
    227,987.20/341,980.80 = 183,700.45/x
  3. Step 3: Cross multiply
    227,987.20x = 341,980.80 × 183,700.45
  4. Step 4: Simplify right side
    227,987.20x = 62,822,026,851.36
  5. Step 5: Solve for x
    x = 62,822,026,851.36/227,987.20
  6. Step 6: Final answer
    x = 275,550.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.