Home / 1,083,668.80-1,625,503.20-335,790.40

Finding the Fourth Proportional to 1,083,668.80, 1,625,503.20 and 335,790.40

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Solution

The fourth proportional to 1,083,668.80, 1,625,503.20 and 335,790.40 is: 503,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,668.80 : 1,625,503.20 = 335,790.40 : x
  2. Step 2: Convert to fraction form
    1,083,668.80/1,625,503.20 = 335,790.40/x
  3. Step 3: Cross multiply
    1,083,668.80x = 1,625,503.20 × 335,790.40
  4. Step 4: Simplify right side
    1,083,668.80x = 545,828,369,729.28
  5. Step 5: Solve for x
    x = 545,828,369,729.28/1,083,668.80
  6. Step 6: Final answer
    x = 503,685.60

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Double scale
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Similar ratio
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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.