Home / 1,555,240.75-2,332,861.13-373,288.75

Finding the Fourth Proportional to 1,555,240.75, 2,332,861.13 and 373,288.75

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Solution

The fourth proportional to 1,555,240.75, 2,332,861.13 and 373,288.75 is: 559,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,240.75 : 2,332,861.13 = 373,288.75 : x
  2. Step 2: Convert to fraction form
    1,555,240.75/2,332,861.13 = 373,288.75/x
  3. Step 3: Cross multiply
    1,555,240.75x = 2,332,861.13 × 373,288.75
  4. Step 4: Simplify right side
    1,555,240.75x = 870,830,815,141.29
  5. Step 5: Solve for x
    x = 870,830,815,141.29/1,555,240.75
  6. Step 6: Final answer
    x = 559,933.13

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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.