Home / 763,624.62-1,053,740.49-441,355.59

Finding the Fourth Proportional to 763,624.62, 1,053,740.49 and 441,355.59

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Solution

The fourth proportional to 763,624.62, 1,053,740.49 and 441,355.59 is: 609,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,624.62 : 1,053,740.49 = 441,355.59 : x
  2. Step 2: Convert to fraction form
    763,624.62/1,053,740.49 = 441,355.59/x
  3. Step 3: Cross multiply
    763,624.62x = 1,053,740.49 × 441,355.59
  4. Step 4: Simplify right side
    763,624.62x = 465,074,255,670.84
  5. Step 5: Solve for x
    x = 465,074,255,670.84/763,624.62
  6. Step 6: Final answer
    x = 609,035.18

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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.