Home / 850,501.69-1,173,862.34-488,170.47

Finding the Fourth Proportional to 850,501.69, 1,173,862.34 and 488,170.47

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Solution

The fourth proportional to 850,501.69, 1,173,862.34 and 488,170.47 is: 673,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,501.69 : 1,173,862.34 = 488,170.47 : x
  2. Step 2: Convert to fraction form
    850,501.69/1,173,862.34 = 488,170.47/x
  3. Step 3: Cross multiply
    850,501.69x = 1,173,862.34 × 488,170.47
  4. Step 4: Simplify right side
    850,501.69x = 573,044,930,233.10
  5. Step 5: Solve for x
    x = 573,044,930,233.10/850,501.69
  6. Step 6: Final answer
    x = 673,772.83

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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.