Home / 413,581.48-619,931.14-235,705.48

Finding the Fourth Proportional to 413,581.48, 619,931.14 and 235,705.48

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Solution

The fourth proportional to 413,581.48, 619,931.14 and 235,705.48 is: 353,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,581.48 : 619,931.14 = 235,705.48 : x
  2. Step 2: Convert to fraction form
    413,581.48/619,931.14 = 235,705.48/x
  3. Step 3: Cross multiply
    413,581.48x = 619,931.14 × 235,705.48
  4. Step 4: Simplify right side
    413,581.48x = 146,121,166,920.65
  5. Step 5: Solve for x
    x = 146,121,166,920.65/413,581.48
  6. Step 6: Final answer
    x = 353,306.84

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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.