Home / 889,959.12-1,335,233.88-357,205.92

Finding the Fourth Proportional to 889,959.12, 1,335,233.88 and 357,205.92

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Solution

The fourth proportional to 889,959.12, 1,335,233.88 and 357,205.92 is: 535,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,959.12 : 1,335,233.88 = 357,205.92 : x
  2. Step 2: Convert to fraction form
    889,959.12/1,335,233.88 = 357,205.92/x
  3. Step 3: Cross multiply
    889,959.12x = 1,335,233.88 × 357,205.92
  4. Step 4: Simplify right side
    889,959.12x = 476,953,446,520.57
  5. Step 5: Solve for x
    x = 476,953,446,520.57/889,959.12
  6. Step 6: Final answer
    x = 535,927.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.