Home / 821,607.46-1,133,810.61-459,093.79

Finding the Fourth Proportional to 821,607.46, 1,133,810.61 and 459,093.79

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Solution

The fourth proportional to 821,607.46, 1,133,810.61 and 459,093.79 is: 633,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,607.46 : 1,133,810.61 = 459,093.79 : x
  2. Step 2: Convert to fraction form
    821,607.46/1,133,810.61 = 459,093.79/x
  3. Step 3: Cross multiply
    821,607.46x = 1,133,810.61 × 459,093.79
  4. Step 4: Simplify right side
    821,607.46x = 520,525,410,087.11
  5. Step 5: Solve for x
    x = 520,525,410,087.11/821,607.46
  6. Step 6: Final answer
    x = 633,545.14

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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.