Home / 427,464.07-589,882.69-233,870.83

Finding the Fourth Proportional to 427,464.07, 589,882.69 and 233,870.83

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Solution

The fourth proportional to 427,464.07, 589,882.69 and 233,870.83 is: 322,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,464.07 : 589,882.69 = 233,870.83 : x
  2. Step 2: Convert to fraction form
    427,464.07/589,882.69 = 233,870.83/x
  3. Step 3: Cross multiply
    427,464.07x = 589,882.69 × 233,870.83
  4. Step 4: Simplify right side
    427,464.07x = 137,956,354,312.93
  5. Step 5: Solve for x
    x = 137,956,354,312.93/427,464.07
  6. Step 6: Final answer
    x = 322,732.05

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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.