Home / 823,892.60-1,235,838.90-571,950.20

Finding the Fourth Proportional to 823,892.60, 1,235,838.90 and 571,950.20

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Solution

The fourth proportional to 823,892.60, 1,235,838.90 and 571,950.20 is: 857,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,892.60 : 1,235,838.90 = 571,950.20 : x
  2. Step 2: Convert to fraction form
    823,892.60/1,235,838.90 = 571,950.20/x
  3. Step 3: Cross multiply
    823,892.60x = 1,235,838.90 × 571,950.20
  4. Step 4: Simplify right side
    823,892.60x = 706,838,306,022.78
  5. Step 5: Solve for x
    x = 706,838,306,022.78/823,892.60
  6. Step 6: Final answer
    x = 857,925.30

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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.