Home / 889,857.28-1,227,019.07-567,056.08

Finding the Fourth Proportional to 889,857.28, 1,227,019.07 and 567,056.08

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Solution

The fourth proportional to 889,857.28, 1,227,019.07 and 567,056.08 is: 781,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,857.28 : 1,227,019.07 = 567,056.08 : x
  2. Step 2: Convert to fraction form
    889,857.28/1,227,019.07 = 567,056.08/x
  3. Step 3: Cross multiply
    889,857.28x = 1,227,019.07 × 567,056.08
  4. Step 4: Simplify right side
    889,857.28x = 695,788,623,919.45
  5. Step 5: Solve for x
    x = 695,788,623,919.45/889,857.28
  6. Step 6: Final answer
    x = 781,910.36

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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.