Home / 615,625.30-849,577.18-386,192.24

Finding the Fourth Proportional to 615,625.30, 849,577.18 and 386,192.24

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Solution

The fourth proportional to 615,625.30, 849,577.18 and 386,192.24 is: 532,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,625.30 : 849,577.18 = 386,192.24 : x
  2. Step 2: Convert to fraction form
    615,625.30/849,577.18 = 386,192.24/x
  3. Step 3: Cross multiply
    615,625.30x = 849,577.18 × 386,192.24
  4. Step 4: Simplify right side
    615,625.30x = 328,100,114,197.08
  5. Step 5: Solve for x
    x = 328,100,114,197.08/615,625.30
  6. Step 6: Final answer
    x = 532,954.24

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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.