Home / 868,185.54-1,197,796.21-545,920.16

Finding the Fourth Proportional to 868,185.54, 1,197,796.21 and 545,920.16

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Solution

The fourth proportional to 868,185.54, 1,197,796.21 and 545,920.16 is: 753,181.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,185.54 : 1,197,796.21 = 545,920.16 : x
  2. Step 2: Convert to fraction form
    868,185.54/1,197,796.21 = 545,920.16/x
  3. Step 3: Cross multiply
    868,185.54x = 1,197,796.21 × 545,920.16
  4. Step 4: Simplify right side
    868,185.54x = 653,901,091,256.81
  5. Step 5: Solve for x
    x = 653,901,091,256.81/868,185.54
  6. Step 6: Final answer
    x = 753,181.27

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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.