Home / 734,631.40-1,101,947.10-496,685.80

Finding the Fourth Proportional to 734,631.40, 1,101,947.10 and 496,685.80

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Solution

The fourth proportional to 734,631.40, 1,101,947.10 and 496,685.80 is: 745,028.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,631.40 : 1,101,947.10 = 496,685.80 : x
  2. Step 2: Convert to fraction form
    734,631.40/1,101,947.10 = 496,685.80/x
  3. Step 3: Cross multiply
    734,631.40x = 1,101,947.10 × 496,685.80
  4. Step 4: Simplify right side
    734,631.40x = 547,321,476,921.18
  5. Step 5: Solve for x
    x = 547,321,476,921.18/734,631.40
  6. Step 6: Final answer
    x = 745,028.70

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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.