Home / 849,854.52-1,172,754.72-467,806.68

Finding the Fourth Proportional to 849,854.52, 1,172,754.72 and 467,806.68

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Solution

The fourth proportional to 849,854.52, 1,172,754.72 and 467,806.68 is: 645,548.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,854.52 : 1,172,754.72 = 467,806.68 : x
  2. Step 2: Convert to fraction form
    849,854.52/1,172,754.72 = 467,806.68/x
  3. Step 3: Cross multiply
    849,854.52x = 1,172,754.72 × 467,806.68
  4. Step 4: Simplify right side
    849,854.52x = 548,622,492,017.53
  5. Step 5: Solve for x
    x = 548,622,492,017.53/849,854.52
  6. Step 6: Final answer
    x = 645,548.71

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1.5x scale

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.