Home / 688,834.14-950,202.82-413,118.65

Finding the Fourth Proportional to 688,834.14, 950,202.82 and 413,118.65

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Solution

The fourth proportional to 688,834.14, 950,202.82 and 413,118.65 is: 569,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,834.14 : 950,202.82 = 413,118.65 : x
  2. Step 2: Convert to fraction form
    688,834.14/950,202.82 = 413,118.65/x
  3. Step 3: Cross multiply
    688,834.14x = 950,202.82 × 413,118.65
  4. Step 4: Simplify right side
    688,834.14x = 392,546,502,816.29
  5. Step 5: Solve for x
    x = 392,546,502,816.29/688,834.14
  6. Step 6: Final answer
    x = 569,870.86

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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.