Home / 692,743.70-1,039,115.55-468,211.70

Finding the Fourth Proportional to 692,743.70, 1,039,115.55 and 468,211.70

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Solution

The fourth proportional to 692,743.70, 1,039,115.55 and 468,211.70 is: 702,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,743.70 : 1,039,115.55 = 468,211.70 : x
  2. Step 2: Convert to fraction form
    692,743.70/1,039,115.55 = 468,211.70/x
  3. Step 3: Cross multiply
    692,743.70x = 1,039,115.55 × 468,211.70
  4. Step 4: Simplify right side
    692,743.70x = 486,526,058,161.94
  5. Step 5: Solve for x
    x = 486,526,058,161.94/692,743.70
  6. Step 6: Final answer
    x = 702,317.55

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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.