Home / 850,603.44-1,174,002.75-488,272.26

Finding the Fourth Proportional to 850,603.44, 1,174,002.75 and 488,272.26

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Solution

The fourth proportional to 850,603.44, 1,174,002.75 and 488,272.26 is: 673,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,603.44 : 1,174,002.75 = 488,272.26 : x
  2. Step 2: Convert to fraction form
    850,603.44/1,174,002.75 = 488,272.26/x
  3. Step 3: Cross multiply
    850,603.44x = 1,174,002.75 × 488,272.26
  4. Step 4: Simplify right side
    850,603.44x = 573,232,975,988.72
  5. Step 5: Solve for x
    x = 573,232,975,988.72/850,603.44
  6. Step 6: Final answer
    x = 673,913.31

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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.