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Finding the Fourth Proportional to 194,246.40, 261,403.20 and 194,246.40

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Solution

The fourth proportional to 194,246.40, 261,403.20 and 194,246.40 is: 261,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,246.40 : 261,403.20 = 194,246.40 : x
  2. Step 2: Convert to fraction form
    194,246.40/261,403.20 = 194,246.40/x
  3. Step 3: Cross multiply
    194,246.40x = 261,403.20 × 194,246.40
  4. Step 4: Simplify right side
    194,246.40x = 50,776,630,548.48
  5. Step 5: Solve for x
    x = 50,776,630,548.48/194,246.40
  6. Step 6: Final answer
    x = 261,403.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.