Home / 703,835.87-1,056,018.06-324,938.12

Finding the Fourth Proportional to 703,835.87, 1,056,018.06 and 324,938.12

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Solution

The fourth proportional to 703,835.87, 1,056,018.06 and 324,938.12 is: 487,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,835.87 : 1,056,018.06 = 324,938.12 : x
  2. Step 2: Convert to fraction form
    703,835.87/1,056,018.06 = 324,938.12/x
  3. Step 3: Cross multiply
    703,835.87x = 1,056,018.06 × 324,938.12
  4. Step 4: Simplify right side
    703,835.87x = 343,140,517,822.36
  5. Step 5: Solve for x
    x = 343,140,517,822.36/703,835.87
  6. Step 6: Final answer
    x = 487,529.17

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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.