Home / 743,963.71-1,116,261.51-406,610.23

Finding the Fourth Proportional to 743,963.71, 1,116,261.51 and 406,610.23

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Solution

The fourth proportional to 743,963.71, 1,116,261.51 and 406,610.23 is: 610,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,963.71 : 1,116,261.51 = 406,610.23 : x
  2. Step 2: Convert to fraction form
    743,963.71/1,116,261.51 = 406,610.23/x
  3. Step 3: Cross multiply
    743,963.71x = 1,116,261.51 × 406,610.23
  4. Step 4: Simplify right side
    743,963.71x = 453,883,347,098.80
  5. Step 5: Solve for x
    x = 453,883,347,098.80/743,963.71
  6. Step 6: Final answer
    x = 610,088.02

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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.