Home / 410,945.65-566,737.81-257,998.10

Finding the Fourth Proportional to 410,945.65, 566,737.81 and 257,998.10

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Solution

The fourth proportional to 410,945.65, 566,737.81 and 257,998.10 is: 355,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,945.65 : 566,737.81 = 257,998.10 : x
  2. Step 2: Convert to fraction form
    410,945.65/566,737.81 = 257,998.10/x
  3. Step 3: Cross multiply
    410,945.65x = 566,737.81 × 257,998.10
  4. Step 4: Simplify right side
    410,945.65x = 146,217,278,541.64
  5. Step 5: Solve for x
    x = 146,217,278,541.64/410,945.65
  6. Step 6: Final answer
    x = 355,806.85

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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.