Home / 763,619.00-1,053,774.36-424,065.38

Finding the Fourth Proportional to 763,619.00, 1,053,774.36 and 424,065.38

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Solution

The fourth proportional to 763,619.00, 1,053,774.36 and 424,065.38 is: 585,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,619.00 : 1,053,774.36 = 424,065.38 : x
  2. Step 2: Convert to fraction form
    763,619.00/1,053,774.36 = 424,065.38/x
  3. Step 3: Cross multiply
    763,619.00x = 1,053,774.36 × 424,065.38
  4. Step 4: Simplify right side
    763,619.00x = 446,869,219,138.79
  5. Step 5: Solve for x
    x = 446,869,219,138.79/763,619.00
  6. Step 6: Final answer
    x = 585,199.19

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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.