Home / 866,235.13-1,298,480.25-361,075.73

Finding the Fourth Proportional to 866,235.13, 1,298,480.25 and 361,075.73

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Solution

The fourth proportional to 866,235.13, 1,298,480.25 and 361,075.73 is: 541,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,235.13 : 1,298,480.25 = 361,075.73 : x
  2. Step 2: Convert to fraction form
    866,235.13/1,298,480.25 = 361,075.73/x
  3. Step 3: Cross multiply
    866,235.13x = 1,298,480.25 × 361,075.73
  4. Step 4: Simplify right side
    866,235.13x = 468,849,699,020.97
  5. Step 5: Solve for x
    x = 468,849,699,020.97/866,235.13
  6. Step 6: Final answer
    x = 541,249.93

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Double scale
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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.