Home / 615,627.30-849,579.94-386,194.24

Finding the Fourth Proportional to 615,627.30, 849,579.94 and 386,194.24

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Solution

The fourth proportional to 615,627.30, 849,579.94 and 386,194.24 is: 532,957.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,627.30 : 849,579.94 = 386,194.24 : x
  2. Step 2: Convert to fraction form
    615,627.30/849,579.94 = 386,194.24/x
  3. Step 3: Cross multiply
    615,627.30x = 849,579.94 × 386,194.24
  4. Step 4: Simplify right side
    615,627.30x = 328,102,879,247.55
  5. Step 5: Solve for x
    x = 328,102,879,247.55/615,627.30
  6. Step 6: Final answer
    x = 532,957.00

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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.