Home / 950,178.44-1,309,032.18-663,192.20

Finding the Fourth Proportional to 950,178.44, 1,309,032.18 and 663,192.20

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Solution

The fourth proportional to 950,178.44, 1,309,032.18 and 663,192.20 is: 913,659.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,178.44 : 1,309,032.18 = 663,192.20 : x
  2. Step 2: Convert to fraction form
    950,178.44/1,309,032.18 = 663,192.20/x
  3. Step 3: Cross multiply
    950,178.44x = 1,309,032.18 × 663,192.20
  4. Step 4: Simplify right side
    950,178.44x = 868,139,931,325.00
  5. Step 5: Solve for x
    x = 868,139,931,325.00/950,178.44
  6. Step 6: Final answer
    x = 913,659.89

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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.