Home / 849,906.28-1,172,827.14-467,859.40

Finding the Fourth Proportional to 849,906.28, 1,172,827.14 and 467,859.40

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Solution

The fourth proportional to 849,906.28, 1,172,827.14 and 467,859.40 is: 645,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,906.28 : 1,172,827.14 = 467,859.40 : x
  2. Step 2: Convert to fraction form
    849,906.28/1,172,827.14 = 467,859.40/x
  3. Step 3: Cross multiply
    849,906.28x = 1,172,827.14 × 467,859.40
  4. Step 4: Simplify right side
    849,906.28x = 548,718,202,024.12
  5. Step 5: Solve for x
    x = 548,718,202,024.12/849,906.28
  6. Step 6: Final answer
    x = 645,622.01

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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.