Home / 756,352.32-1,043,760.96-416,820.96

Finding the Fourth Proportional to 756,352.32, 1,043,760.96 and 416,820.96

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Solution

The fourth proportional to 756,352.32, 1,043,760.96 and 416,820.96 is: 575,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,352.32 : 1,043,760.96 = 416,820.96 : x
  2. Step 2: Convert to fraction form
    756,352.32/1,043,760.96 = 416,820.96/x
  3. Step 3: Cross multiply
    756,352.32x = 1,043,760.96 × 416,820.96
  4. Step 4: Simplify right side
    756,352.32x = 435,061,445,357.72
  5. Step 5: Solve for x
    x = 435,061,445,357.72/756,352.32
  6. Step 6: Final answer
    x = 575,210.04

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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.