Home / 767,736.04-1,059,451.14-423,571.72

Finding the Fourth Proportional to 767,736.04, 1,059,451.14 and 423,571.72

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Solution

The fourth proportional to 767,736.04, 1,059,451.14 and 423,571.72 is: 584,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,736.04 : 1,059,451.14 = 423,571.72 : x
  2. Step 2: Convert to fraction form
    767,736.04/1,059,451.14 = 423,571.72/x
  3. Step 3: Cross multiply
    767,736.04x = 1,059,451.14 × 423,571.72
  4. Step 4: Simplify right side
    767,736.04x = 448,753,541,625.76
  5. Step 5: Solve for x
    x = 448,753,541,625.76/767,736.04
  6. Step 6: Final answer
    x = 584,515.40

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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.