Home / 477,237.44-715,856.16-196,747.40

Finding the Fourth Proportional to 477,237.44, 715,856.16 and 196,747.40

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Solution

The fourth proportional to 477,237.44, 715,856.16 and 196,747.40 is: 295,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,237.44 : 715,856.16 = 196,747.40 : x
  2. Step 2: Convert to fraction form
    477,237.44/715,856.16 = 196,747.40/x
  3. Step 3: Cross multiply
    477,237.44x = 715,856.16 × 196,747.40
  4. Step 4: Simplify right side
    477,237.44x = 140,842,834,674.70
  5. Step 5: Solve for x
    x = 140,842,834,674.70/477,237.44
  6. Step 6: Final answer
    x = 295,121.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.