Home / 822,232.20-1,233,348.30-402,328.20

Finding the Fourth Proportional to 822,232.20, 1,233,348.30 and 402,328.20

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Solution

The fourth proportional to 822,232.20, 1,233,348.30 and 402,328.20 is: 603,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,232.20 : 1,233,348.30 = 402,328.20 : x
  2. Step 2: Convert to fraction form
    822,232.20/1,233,348.30 = 402,328.20/x
  3. Step 3: Cross multiply
    822,232.20x = 1,233,348.30 × 402,328.20
  4. Step 4: Simplify right side
    822,232.20x = 496,210,801,512.06
  5. Step 5: Solve for x
    x = 496,210,801,512.06/822,232.20
  6. Step 6: Final answer
    x = 603,492.30

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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.