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Finding the Fourth Proportional to 346,295.52, 477,885.90 and 193,324.86

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Solution

The fourth proportional to 346,295.52, 477,885.90 and 193,324.86 is: 266,787.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,295.52 : 477,885.90 = 193,324.86 : x
  2. Step 2: Convert to fraction form
    346,295.52/477,885.90 = 193,324.86/x
  3. Step 3: Cross multiply
    346,295.52x = 477,885.90 × 193,324.86
  4. Step 4: Simplify right side
    346,295.52x = 92,387,224,713.47
  5. Step 5: Solve for x
    x = 92,387,224,713.47/346,295.52
  6. Step 6: Final answer
    x = 266,787.24

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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.