Home / 819,716.65-1,130,822.91-533,132.17

Finding the Fourth Proportional to 819,716.65, 1,130,822.91 and 533,132.17

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Solution

The fourth proportional to 819,716.65, 1,130,822.91 and 533,132.17 is: 735,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,716.65 : 1,130,822.91 = 533,132.17 : x
  2. Step 2: Convert to fraction form
    819,716.65/1,130,822.91 = 533,132.17/x
  3. Step 3: Cross multiply
    819,716.65x = 1,130,822.91 × 533,132.17
  4. Step 4: Simplify right side
    819,716.65x = 602,878,073,388.24
  5. Step 5: Solve for x
    x = 602,878,073,388.24/819,716.65
  6. Step 6: Final answer
    x = 735,471.30

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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.