Home / 627,988.32-941,982.72-154,682.88

Finding the Fourth Proportional to 627,988.32, 941,982.72 and 154,682.88

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Solution

The fourth proportional to 627,988.32, 941,982.72 and 154,682.88 is: 232,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,988.32 : 941,982.72 = 154,682.88 : x
  2. Step 2: Convert to fraction form
    627,988.32/941,982.72 = 154,682.88/x
  3. Step 3: Cross multiply
    627,988.32x = 941,982.72 × 154,682.88
  4. Step 4: Simplify right side
    627,988.32x = 145,708,600,039.83
  5. Step 5: Solve for x
    x = 145,708,600,039.83/627,988.32
  6. Step 6: Final answer
    x = 232,024.38

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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.