Home / 803,788.61-1,109,230.69-441,249.62

Finding the Fourth Proportional to 803,788.61, 1,109,230.69 and 441,249.62

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Solution

The fourth proportional to 803,788.61, 1,109,230.69 and 441,249.62 is: 608,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,788.61 : 1,109,230.69 = 441,249.62 : x
  2. Step 2: Convert to fraction form
    803,788.61/1,109,230.69 = 441,249.62/x
  3. Step 3: Cross multiply
    803,788.61x = 1,109,230.69 × 441,249.62
  4. Step 4: Simplify right side
    803,788.61x = 489,447,620,454.84
  5. Step 5: Solve for x
    x = 489,447,620,454.84/803,788.61
  6. Step 6: Final answer
    x = 608,925.80

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Double scale
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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.