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Finding the Fourth Proportional to 223,044.84, 307,810.80 and 127,550.16

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Solution

The fourth proportional to 223,044.84, 307,810.80 and 127,550.16 is: 176,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,044.84 : 307,810.80 = 127,550.16 : x
  2. Step 2: Convert to fraction form
    223,044.84/307,810.80 = 127,550.16/x
  3. Step 3: Cross multiply
    223,044.84x = 307,810.80 × 127,550.16
  4. Step 4: Simplify right side
    223,044.84x = 39,261,316,789.73
  5. Step 5: Solve for x
    x = 39,261,316,789.73/223,044.84
  6. Step 6: Final answer
    x = 176,024.32

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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.