Home / 434,626.20-651,939.30-368,360.10

Finding the Fourth Proportional to 434,626.20, 651,939.30 and 368,360.10

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Solution

The fourth proportional to 434,626.20, 651,939.30 and 368,360.10 is: 552,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,626.20 : 651,939.30 = 368,360.10 : x
  2. Step 2: Convert to fraction form
    434,626.20/651,939.30 = 368,360.10/x
  3. Step 3: Cross multiply
    434,626.20x = 651,939.30 × 368,360.10
  4. Step 4: Simplify right side
    434,626.20x = 240,148,425,741.93
  5. Step 5: Solve for x
    x = 240,148,425,741.93/434,626.20
  6. Step 6: Final answer
    x = 552,540.15

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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.