Home / 767,767.44-1,059,516.08-423,624.78

Finding the Fourth Proportional to 767,767.44, 1,059,516.08 and 423,624.78

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Solution

The fourth proportional to 767,767.44, 1,059,516.08 and 423,624.78 is: 584,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,767.44 : 1,059,516.08 = 423,624.78 : x
  2. Step 2: Convert to fraction form
    767,767.44/1,059,516.08 = 423,624.78/x
  3. Step 3: Cross multiply
    767,767.44x = 1,059,516.08 × 423,624.78
  4. Step 4: Simplify right side
    767,767.44x = 448,837,266,296.46
  5. Step 5: Solve for x
    x = 448,837,266,296.46/767,767.44
  6. Step 6: Final answer
    x = 584,600.55

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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.