Home / 767,766.92-1,059,515.42-423,624.29

Finding the Fourth Proportional to 767,766.92, 1,059,515.42 and 423,624.29

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Solution

The fourth proportional to 767,766.92, 1,059,515.42 and 423,624.29 is: 584,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,766.92 : 1,059,515.42 = 423,624.29 : x
  2. Step 2: Convert to fraction form
    767,766.92/1,059,515.42 = 423,624.29/x
  3. Step 3: Cross multiply
    767,766.92x = 1,059,515.42 × 423,624.29
  4. Step 4: Simplify right side
    767,766.92x = 448,836,460,125.85
  5. Step 5: Solve for x
    x = 448,836,460,125.85/767,766.92
  6. Step 6: Final answer
    x = 584,599.90

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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.