Home / 311,569.20-466,278.60-186,999.60

Finding the Fourth Proportional to 311,569.20, 466,278.60 and 186,999.60

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Solution

The fourth proportional to 311,569.20, 466,278.60 and 186,999.60 is: 279,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,569.20 : 466,278.60 = 186,999.60 : x
  2. Step 2: Convert to fraction form
    311,569.20/466,278.60 = 186,999.60/x
  3. Step 3: Cross multiply
    311,569.20x = 466,278.60 × 186,999.60
  4. Step 4: Simplify right side
    311,569.20x = 87,193,911,688.56
  5. Step 5: Solve for x
    x = 87,193,911,688.56/311,569.20
  6. Step 6: Final answer
    x = 279,854.08

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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.