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Finding the Fourth Proportional to 681,952.75, 941,094.86 and 380,146.75

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Solution

The fourth proportional to 681,952.75, 941,094.86 and 380,146.75 is: 524,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,952.75 : 941,094.86 = 380,146.75 : x
  2. Step 2: Convert to fraction form
    681,952.75/941,094.86 = 380,146.75/x
  3. Step 3: Cross multiply
    681,952.75x = 941,094.86 × 380,146.75
  4. Step 4: Simplify right side
    681,952.75x = 357,754,152,470.71
  5. Step 5: Solve for x
    x = 357,754,152,470.71/681,952.75
  6. Step 6: Final answer
    x = 524,602.55

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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.