Home / 849,140.42-1,171,813.74-467,159

Finding the Fourth Proportional to 849,140.42, 1,171,813.74 and 467,159

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Solution

The fourth proportional to 849,140.42, 1,171,813.74 and 467,159 is: 644,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,140.42 : 1,171,813.74 = 467,159 : x
  2. Step 2: Convert to fraction form
    849,140.42/1,171,813.74 = 467,159/x
  3. Step 3: Cross multiply
    849,140.42x = 1,171,813.74 × 467,159
  4. Step 4: Simplify right side
    849,140.42x = 547,423,334,964.66
  5. Step 5: Solve for x
    x = 547,423,334,964.66/849,140.42
  6. Step 6: Final answer
    x = 644,679.40

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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.