Home / 767,767.50-1,059,516.16-423,624.85

Finding the Fourth Proportional to 767,767.50, 1,059,516.16 and 423,624.85

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Solution

The fourth proportional to 767,767.50, 1,059,516.16 and 423,624.85 is: 584,600.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,767.50 : 1,059,516.16 = 423,624.85 : x
  2. Step 2: Convert to fraction form
    767,767.50/1,059,516.16 = 423,624.85/x
  3. Step 3: Cross multiply
    767,767.50x = 1,059,516.16 × 423,624.85
  4. Step 4: Simplify right side
    767,767.50x = 448,837,374,352.58
  5. Step 5: Solve for x
    x = 448,837,374,352.58/767,767.50
  6. Step 6: Final answer
    x = 584,600.64

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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.