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Finding the Fourth Proportional to 615,597.11, 849,488.66 and 343,682.24

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Solution

The fourth proportional to 615,597.11, 849,488.66 and 343,682.24 is: 474,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,597.11 : 849,488.66 = 343,682.24 : x
  2. Step 2: Convert to fraction form
    615,597.11/849,488.66 = 343,682.24/x
  3. Step 3: Cross multiply
    615,597.11x = 849,488.66 × 343,682.24
  4. Step 4: Simplify right side
    615,597.11x = 291,954,167,557.94
  5. Step 5: Solve for x
    x = 291,954,167,557.94/615,597.11
  6. Step 6: Final answer
    x = 474,261.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.