Home / 627,232.56-865,655.14-372,584.76

Finding the Fourth Proportional to 627,232.56, 865,655.14 and 372,584.76

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Solution

The fourth proportional to 627,232.56, 865,655.14 and 372,584.76 is: 514,211.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,232.56 : 865,655.14 = 372,584.76 : x
  2. Step 2: Convert to fraction form
    627,232.56/865,655.14 = 372,584.76/x
  3. Step 3: Cross multiply
    627,232.56x = 865,655.14 × 372,584.76
  4. Step 4: Simplify right side
    627,232.56x = 322,529,912,579.67
  5. Step 5: Solve for x
    x = 322,529,912,579.67/627,232.56
  6. Step 6: Final answer
    x = 514,211.05

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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.