Home / 593,084.20-889,626.30-435,620.20

Finding the Fourth Proportional to 593,084.20, 889,626.30 and 435,620.20

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Solution

The fourth proportional to 593,084.20, 889,626.30 and 435,620.20 is: 653,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,084.20 : 889,626.30 = 435,620.20 : x
  2. Step 2: Convert to fraction form
    593,084.20/889,626.30 = 435,620.20/x
  3. Step 3: Cross multiply
    593,084.20x = 889,626.30 × 435,620.20
  4. Step 4: Simplify right side
    593,084.20x = 387,539,186,731.26
  5. Step 5: Solve for x
    x = 387,539,186,731.26/593,084.20
  6. Step 6: Final answer
    x = 653,430.30

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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.