Home / 716,844.86-989,132.53-410,862.31

Finding the Fourth Proportional to 716,844.86, 989,132.53 and 410,862.31

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Solution

The fourth proportional to 716,844.86, 989,132.53 and 410,862.31 is: 566,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,844.86 : 989,132.53 = 410,862.31 : x
  2. Step 2: Convert to fraction form
    716,844.86/989,132.53 = 410,862.31/x
  3. Step 3: Cross multiply
    716,844.86x = 989,132.53 × 410,862.31
  4. Step 4: Simplify right side
    716,844.86x = 406,397,276,171.94
  5. Step 5: Solve for x
    x = 406,397,276,171.94/716,844.86
  6. Step 6: Final answer
    x = 566,925.01

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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.