Home / 850,133.40-1,275,200.10-657,486.04

Finding the Fourth Proportional to 850,133.40, 1,275,200.10 and 657,486.04

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Solution

The fourth proportional to 850,133.40, 1,275,200.10 and 657,486.04 is: 986,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,133.40 : 1,275,200.10 = 657,486.04 : x
  2. Step 2: Convert to fraction form
    850,133.40/1,275,200.10 = 657,486.04/x
  3. Step 3: Cross multiply
    850,133.40x = 1,275,200.10 × 657,486.04
  4. Step 4: Simplify right side
    850,133.40x = 838,426,260,768.60
  5. Step 5: Solve for x
    x = 838,426,260,768.60/850,133.40
  6. Step 6: Final answer
    x = 986,229.06

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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.