Home / 437,546.60-656,838.30-434,436.20

Finding the Fourth Proportional to 437,546.60, 656,838.30 and 434,436.20

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Solution

The fourth proportional to 437,546.60, 656,838.30 and 434,436.20 is: 652,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,546.60 : 656,838.30 = 434,436.20 : x
  2. Step 2: Convert to fraction form
    437,546.60/656,838.30 = 434,436.20/x
  3. Step 3: Cross multiply
    437,546.60x = 656,838.30 × 434,436.20
  4. Step 4: Simplify right side
    437,546.60x = 285,354,335,066.46
  5. Step 5: Solve for x
    x = 285,354,335,066.46/437,546.60
  6. Step 6: Final answer
    x = 652,169.01

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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.