Home / 889,139.12-1,227,041.73-544,908.53

Finding the Fourth Proportional to 889,139.12, 1,227,041.73 and 544,908.53

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Solution

The fourth proportional to 889,139.12, 1,227,041.73 and 544,908.53 is: 751,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,139.12 : 1,227,041.73 = 544,908.53 : x
  2. Step 2: Convert to fraction form
    889,139.12/1,227,041.73 = 544,908.53/x
  3. Step 3: Cross multiply
    889,139.12x = 1,227,041.73 × 544,908.53
  4. Step 4: Simplify right side
    889,139.12x = 668,625,508,410.56
  5. Step 5: Solve for x
    x = 668,625,508,410.56/889,139.12
  6. Step 6: Final answer
    x = 751,992.01

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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.