Home / 896,094.20-1,344,141.30-398,430.20

Finding the Fourth Proportional to 896,094.20, 1,344,141.30 and 398,430.20

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Solution

The fourth proportional to 896,094.20, 1,344,141.30 and 398,430.20 is: 597,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,094.20 : 1,344,141.30 = 398,430.20 : x
  2. Step 2: Convert to fraction form
    896,094.20/1,344,141.30 = 398,430.20/x
  3. Step 3: Cross multiply
    896,094.20x = 1,344,141.30 × 398,430.20
  4. Step 4: Simplify right side
    896,094.20x = 535,546,486,987.26
  5. Step 5: Solve for x
    x = 535,546,486,987.26/896,094.20
  6. Step 6: Final answer
    x = 597,645.30

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Half scale
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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.