Home / 716,246.40-1,073,203.20-527,289.60

Finding the Fourth Proportional to 716,246.40, 1,073,203.20 and 527,289.60

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Solution

The fourth proportional to 716,246.40, 1,073,203.20 and 527,289.60 is: 790,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,246.40 : 1,073,203.20 = 527,289.60 : x
  2. Step 2: Convert to fraction form
    716,246.40/1,073,203.20 = 527,289.60/x
  3. Step 3: Cross multiply
    716,246.40x = 1,073,203.20 × 527,289.60
  4. Step 4: Simplify right side
    716,246.40x = 565,888,886,046.72
  5. Step 5: Solve for x
    x = 565,888,886,046.72/716,246.40
  6. Step 6: Final answer
    x = 790,075.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.