Home / 434,568.40-651,852.60-275,136.10

Finding the Fourth Proportional to 434,568.40, 651,852.60 and 275,136.10

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Solution

The fourth proportional to 434,568.40, 651,852.60 and 275,136.10 is: 412,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,568.40 : 651,852.60 = 275,136.10 : x
  2. Step 2: Convert to fraction form
    434,568.40/651,852.60 = 275,136.10/x
  3. Step 3: Cross multiply
    434,568.40x = 651,852.60 × 275,136.10
  4. Step 4: Simplify right side
    434,568.40x = 179,348,182,138.86
  5. Step 5: Solve for x
    x = 179,348,182,138.86/434,568.40
  6. Step 6: Final answer
    x = 412,704.15

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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.