Home / 992,504.57-1,488,766.05-282,532.58

Finding the Fourth Proportional to 992,504.57, 1,488,766.05 and 282,532.58

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Solution

The fourth proportional to 992,504.57, 1,488,766.05 and 282,532.58 is: 423,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,504.57 : 1,488,766.05 = 282,532.58 : x
  2. Step 2: Convert to fraction form
    992,504.57/1,488,766.05 = 282,532.58/x
  3. Step 3: Cross multiply
    992,504.57x = 1,488,766.05 × 282,532.58
  4. Step 4: Simplify right side
    992,504.57x = 420,624,905,679.08
  5. Step 5: Solve for x
    x = 420,624,905,679.08/992,504.57
  6. Step 6: Final answer
    x = 423,801.48

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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.