Home / 571,034.40-856,551.60-518,546.40

Finding the Fourth Proportional to 571,034.40, 856,551.60 and 518,546.40

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Solution

The fourth proportional to 571,034.40, 856,551.60 and 518,546.40 is: 777,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,034.40 : 856,551.60 = 518,546.40 : x
  2. Step 2: Convert to fraction form
    571,034.40/856,551.60 = 518,546.40/x
  3. Step 3: Cross multiply
    571,034.40x = 856,551.60 × 518,546.40
  4. Step 4: Simplify right side
    571,034.40x = 444,161,748,594.24
  5. Step 5: Solve for x
    x = 444,161,748,594.24/571,034.40
  6. Step 6: Final answer
    x = 777,819.60

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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.