Home / 866,023.04-1,299,154.85-267,031.28

Finding the Fourth Proportional to 866,023.04, 1,299,154.85 and 267,031.28

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Solution

The fourth proportional to 866,023.04, 1,299,154.85 and 267,031.28 is: 400,584.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,023.04 : 1,299,154.85 = 267,031.28 : x
  2. Step 2: Convert to fraction form
    866,023.04/1,299,154.85 = 267,031.28/x
  3. Step 3: Cross multiply
    866,023.04x = 1,299,154.85 × 267,031.28
  4. Step 4: Simplify right side
    866,023.04x = 346,914,985,427.81
  5. Step 5: Solve for x
    x = 346,914,985,427.81/866,023.04
  6. Step 6: Final answer
    x = 400,584.01

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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.