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Finding the Fourth Proportional to 347,886.77, 480,085.52 and 194,925.24

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Solution

The fourth proportional to 347,886.77, 480,085.52 and 194,925.24 is: 268,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,886.77 : 480,085.52 = 194,925.24 : x
  2. Step 2: Convert to fraction form
    347,886.77/480,085.52 = 194,925.24/x
  3. Step 3: Cross multiply
    347,886.77x = 480,085.52 × 194,925.24
  4. Step 4: Simplify right side
    347,886.77x = 93,580,784,231.90
  5. Step 5: Solve for x
    x = 93,580,784,231.90/347,886.77
  6. Step 6: Final answer
    x = 268,997.83

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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.