Home / 840,718.48-1,261,288.94-241,680.72

Finding the Fourth Proportional to 840,718.48, 1,261,288.94 and 241,680.72

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Solution

The fourth proportional to 840,718.48, 1,261,288.94 and 241,680.72 is: 362,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,718.48 : 1,261,288.94 = 241,680.72 : x
  2. Step 2: Convert to fraction form
    840,718.48/1,261,288.94 = 241,680.72/x
  3. Step 3: Cross multiply
    840,718.48x = 1,261,288.94 × 241,680.72
  4. Step 4: Simplify right side
    840,718.48x = 304,829,222,300.46
  5. Step 5: Solve for x
    x = 304,829,222,300.46/840,718.48
  6. Step 6: Final answer
    x = 362,581.80

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Double scale
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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.