Home / 723,795.80-1,085,693.70-537,171.80

Finding the Fourth Proportional to 723,795.80, 1,085,693.70 and 537,171.80

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Solution

The fourth proportional to 723,795.80, 1,085,693.70 and 537,171.80 is: 805,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,795.80 : 1,085,693.70 = 537,171.80 : x
  2. Step 2: Convert to fraction form
    723,795.80/1,085,693.70 = 537,171.80/x
  3. Step 3: Cross multiply
    723,795.80x = 1,085,693.70 × 537,171.80
  4. Step 4: Simplify right side
    723,795.80x = 583,204,039,077.66
  5. Step 5: Solve for x
    x = 583,204,039,077.66/723,795.80
  6. Step 6: Final answer
    x = 805,757.70

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Double scale
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Similar ratio
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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.