Home / 332,240.10-498,360.15-306,579.30

Finding the Fourth Proportional to 332,240.10, 498,360.15 and 306,579.30

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Solution

The fourth proportional to 332,240.10, 498,360.15 and 306,579.30 is: 459,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,240.10 : 498,360.15 = 306,579.30 : x
  2. Step 2: Convert to fraction form
    332,240.10/498,360.15 = 306,579.30/x
  3. Step 3: Cross multiply
    332,240.10x = 498,360.15 × 306,579.30
  4. Step 4: Simplify right side
    332,240.10x = 152,786,905,934.90
  5. Step 5: Solve for x
    x = 152,786,905,934.90/332,240.10
  6. Step 6: Final answer
    x = 459,868.95

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Double scale
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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.