Home / 805,202.83-1,111,166.67-442,618.89

Finding the Fourth Proportional to 805,202.83, 1,111,166.67 and 442,618.89

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Solution

The fourth proportional to 805,202.83, 1,111,166.67 and 442,618.89 is: 610,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,202.83 : 1,111,166.67 = 442,618.89 : x
  2. Step 2: Convert to fraction form
    805,202.83/1,111,166.67 = 442,618.89/x
  3. Step 3: Cross multiply
    805,202.83x = 1,111,166.67 × 442,618.89
  4. Step 4: Simplify right side
    805,202.83x = 491,823,358,080.40
  5. Step 5: Solve for x
    x = 491,823,358,080.40/805,202.83
  6. Step 6: Final answer
    x = 610,806.79

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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.