Home / 943,340.85-1,301,833.76-513,644.54

Finding the Fourth Proportional to 943,340.85, 1,301,833.76 and 513,644.54

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Solution

The fourth proportional to 943,340.85, 1,301,833.76 and 513,644.54 is: 708,842.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,340.85 : 1,301,833.76 = 513,644.54 : x
  2. Step 2: Convert to fraction form
    943,340.85/1,301,833.76 = 513,644.54/x
  3. Step 3: Cross multiply
    943,340.85x = 1,301,833.76 × 513,644.54
  4. Step 4: Simplify right side
    943,340.85x = 668,679,793,734.28
  5. Step 5: Solve for x
    x = 668,679,793,734.28/943,340.85
  6. Step 6: Final answer
    x = 708,842.19

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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.