Home / 833,126.76-1,149,291.72-488,737.44

Finding the Fourth Proportional to 833,126.76, 1,149,291.72 and 488,737.44

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Solution

The fourth proportional to 833,126.76, 1,149,291.72 and 488,737.44 is: 674,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,126.76 : 1,149,291.72 = 488,737.44 : x
  2. Step 2: Convert to fraction form
    833,126.76/1,149,291.72 = 488,737.44/x
  3. Step 3: Cross multiply
    833,126.76x = 1,149,291.72 × 488,737.44
  4. Step 4: Simplify right side
    833,126.76x = 561,701,893,046.00
  5. Step 5: Solve for x
    x = 561,701,893,046.00/833,126.76
  6. Step 6: Final answer
    x = 674,209.40

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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.