Home / 871,041.49-1,202,070.96-483,886.23

Finding the Fourth Proportional to 871,041.49, 1,202,070.96 and 483,886.23

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Solution

The fourth proportional to 871,041.49, 1,202,070.96 and 483,886.23 is: 667,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,041.49 : 1,202,070.96 = 483,886.23 : x
  2. Step 2: Convert to fraction form
    871,041.49/1,202,070.96 = 483,886.23/x
  3. Step 3: Cross multiply
    871,041.49x = 1,202,070.96 × 483,886.23
  4. Step 4: Simplify right side
    871,041.49x = 581,665,585,026.88
  5. Step 5: Solve for x
    x = 581,665,585,026.88/871,041.49
  6. Step 6: Final answer
    x = 667,781.72

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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.