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Finding the Fourth Proportional to 229,574.58, 316,797.57 and 127,593.42

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Solution

The fourth proportional to 229,574.58, 316,797.57 and 127,593.42 is: 176,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,574.58 : 316,797.57 = 127,593.42 : x
  2. Step 2: Convert to fraction form
    229,574.58/316,797.57 = 127,593.42/x
  3. Step 3: Cross multiply
    229,574.58x = 316,797.57 × 127,593.42
  4. Step 4: Simplify right side
    229,574.58x = 40,421,285,403.99
  5. Step 5: Solve for x
    x = 40,421,285,403.99/229,574.58
  6. Step 6: Final answer
    x = 176,070.39

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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.