Home / 717,008.40-1,074,648.60-416,912.40

Finding the Fourth Proportional to 717,008.40, 1,074,648.60 and 416,912.40

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Solution

The fourth proportional to 717,008.40, 1,074,648.60 and 416,912.40 is: 624,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,008.40 : 1,074,648.60 = 416,912.40 : x
  2. Step 2: Convert to fraction form
    717,008.40/1,074,648.60 = 416,912.40/x
  3. Step 3: Cross multiply
    717,008.40x = 1,074,648.60 × 416,912.40
  4. Step 4: Simplify right side
    717,008.40x = 448,034,326,982.64
  5. Step 5: Solve for x
    x = 448,034,326,982.64/717,008.40
  6. Step 6: Final answer
    x = 624,866.22

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1.5x scale

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.