Home / 776,229.48-1,071,137.52-436,632.12

Finding the Fourth Proportional to 776,229.48, 1,071,137.52 and 436,632.12

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Solution

The fourth proportional to 776,229.48, 1,071,137.52 and 436,632.12 is: 602,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,229.48 : 1,071,137.52 = 436,632.12 : x
  2. Step 2: Convert to fraction form
    776,229.48/1,071,137.52 = 436,632.12/x
  3. Step 3: Cross multiply
    776,229.48x = 1,071,137.52 × 436,632.12
  4. Step 4: Simplify right side
    776,229.48x = 467,693,046,169.14
  5. Step 5: Solve for x
    x = 467,693,046,169.14/776,229.48
  6. Step 6: Final answer
    x = 602,519.05

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.