Home / 767,508.58-1,059,165.99-423,356.59

Finding the Fourth Proportional to 767,508.58, 1,059,165.99 and 423,356.59

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Solution

The fourth proportional to 767,508.58, 1,059,165.99 and 423,356.59 is: 584,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,508.58 : 1,059,165.99 = 423,356.59 : x
  2. Step 2: Convert to fraction form
    767,508.58/1,059,165.99 = 423,356.59/x
  3. Step 3: Cross multiply
    767,508.58x = 1,059,165.99 × 423,356.59
  4. Step 4: Simplify right side
    767,508.58x = 448,404,901,770.37
  5. Step 5: Solve for x
    x = 448,404,901,770.37/767,508.58
  6. Step 6: Final answer
    x = 584,234.38

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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.