Home / 822,985.29-1,234,353.20-223,993.13

Finding the Fourth Proportional to 822,985.29, 1,234,353.20 and 223,993.13

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Solution

The fourth proportional to 822,985.29, 1,234,353.20 and 223,993.13 is: 335,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,985.29 : 1,234,353.20 = 223,993.13 : x
  2. Step 2: Convert to fraction form
    822,985.29/1,234,353.20 = 223,993.13/x
  3. Step 3: Cross multiply
    822,985.29x = 1,234,353.20 × 223,993.13
  4. Step 4: Simplify right side
    822,985.29x = 276,486,629,501.78
  5. Step 5: Solve for x
    x = 276,486,629,501.78/822,985.29
  6. Step 6: Final answer
    x = 335,955.74

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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.