Home / 721,546.83-1,082,693.70-523,501.83

Finding the Fourth Proportional to 721,546.83, 1,082,693.70 and 523,501.83

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Solution

The fourth proportional to 721,546.83, 1,082,693.70 and 523,501.83 is: 785,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,546.83 : 1,082,693.70 = 523,501.83 : x
  2. Step 2: Convert to fraction form
    721,546.83/1,082,693.70 = 523,501.83/x
  3. Step 3: Cross multiply
    721,546.83x = 1,082,693.70 × 523,501.83
  4. Step 4: Simplify right side
    721,546.83x = 566,792,133,279.47
  5. Step 5: Solve for x
    x = 566,792,133,279.47/721,546.83
  6. Step 6: Final answer
    x = 785,523.70

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Double scale
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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.