Home / 763,619.07-1,053,732.85-441,350.04

Finding the Fourth Proportional to 763,619.07, 1,053,732.85 and 441,350.04

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Solution

The fourth proportional to 763,619.07, 1,053,732.85 and 441,350.04 is: 609,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,619.07 : 1,053,732.85 = 441,350.04 : x
  2. Step 2: Convert to fraction form
    763,619.07/1,053,732.85 = 441,350.04/x
  3. Step 3: Cross multiply
    763,619.07x = 1,053,732.85 × 441,350.04
  4. Step 4: Simplify right side
    763,619.07x = 465,065,035,496.81
  5. Step 5: Solve for x
    x = 465,065,035,496.81/763,619.07
  6. Step 6: Final answer
    x = 609,027.53

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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.