Home / 612,947.44-919,685.58-233,981.92

Finding the Fourth Proportional to 612,947.44, 919,685.58 and 233,981.92

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Solution

The fourth proportional to 612,947.44, 919,685.58 and 233,981.92 is: 351,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,947.44 : 919,685.58 = 233,981.92 : x
  2. Step 2: Convert to fraction form
    612,947.44/919,685.58 = 233,981.92/x
  3. Step 3: Cross multiply
    612,947.44x = 919,685.58 × 233,981.92
  4. Step 4: Simplify right side
    612,947.44x = 215,189,797,804.71
  5. Step 5: Solve for x
    x = 215,189,797,804.71/612,947.44
  6. Step 6: Final answer
    x = 351,073.82

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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.