Home / 763,232.06-1,144,872.36-383,945.51

Finding the Fourth Proportional to 763,232.06, 1,144,872.36 and 383,945.51

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Solution

The fourth proportional to 763,232.06, 1,144,872.36 and 383,945.51 is: 575,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,232.06 : 1,144,872.36 = 383,945.51 : x
  2. Step 2: Convert to fraction form
    763,232.06/1,144,872.36 = 383,945.51/x
  3. Step 3: Cross multiply
    763,232.06x = 1,144,872.36 × 383,945.51
  4. Step 4: Simplify right side
    763,232.06x = 439,568,596,420.74
  5. Step 5: Solve for x
    x = 439,568,596,420.74/763,232.06
  6. Step 6: Final answer
    x = 575,930.47

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Double scale
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1.5x scale

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.