Home / 903,065.28-1,246,286.24-500,657.28

Finding the Fourth Proportional to 903,065.28, 1,246,286.24 and 500,657.28

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Solution

The fourth proportional to 903,065.28, 1,246,286.24 and 500,657.28 is: 690,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,065.28 : 1,246,286.24 = 500,657.28 : x
  2. Step 2: Convert to fraction form
    903,065.28/1,246,286.24 = 500,657.28/x
  3. Step 3: Cross multiply
    903,065.28x = 1,246,286.24 × 500,657.28
  4. Step 4: Simplify right side
    903,065.28x = 623,962,279,019.83
  5. Step 5: Solve for x
    x = 623,962,279,019.83/903,065.28
  6. Step 6: Final answer
    x = 690,938.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.