Home / 803,739.58-1,109,174.95-441,197.18

Finding the Fourth Proportional to 803,739.58, 1,109,174.95 and 441,197.18

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Solution

The fourth proportional to 803,739.58, 1,109,174.95 and 441,197.18 is: 608,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,739.58 : 1,109,174.95 = 441,197.18 : x
  2. Step 2: Convert to fraction form
    803,739.58/1,109,174.95 = 441,197.18/x
  3. Step 3: Cross multiply
    803,739.58x = 1,109,174.95 × 441,197.18
  4. Step 4: Simplify right side
    803,739.58x = 489,364,859,231.67
  5. Step 5: Solve for x
    x = 489,364,859,231.67/803,739.58
  6. Step 6: Final answer
    x = 608,859.98

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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.