Home / 524,128.16-786,233.28-187,241.60

Finding the Fourth Proportional to 524,128.16, 786,233.28 and 187,241.60

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Solution

The fourth proportional to 524,128.16, 786,233.28 and 187,241.60 is: 280,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,128.16 : 786,233.28 = 187,241.60 : x
  2. Step 2: Convert to fraction form
    524,128.16/786,233.28 = 187,241.60/x
  3. Step 3: Cross multiply
    524,128.16x = 786,233.28 × 187,241.60
  4. Step 4: Simplify right side
    524,128.16x = 147,215,577,320.45
  5. Step 5: Solve for x
    x = 147,215,577,320.45/524,128.16
  6. Step 6: Final answer
    x = 280,877.06

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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.