Home / 516,513.24-774,783.70-161,527.25

Finding the Fourth Proportional to 516,513.24, 774,783.70 and 161,527.25

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Solution

The fourth proportional to 516,513.24, 774,783.70 and 161,527.25 is: 242,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,513.24 : 774,783.70 = 161,527.25 : x
  2. Step 2: Convert to fraction form
    516,513.24/774,783.70 = 161,527.25/x
  3. Step 3: Cross multiply
    516,513.24x = 774,783.70 × 161,527.25
  4. Step 4: Simplify right side
    516,513.24x = 125,148,681,938.97
  5. Step 5: Solve for x
    x = 125,148,681,938.97/516,513.24
  6. Step 6: Final answer
    x = 242,295.21

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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.