Home / 866,106.22-1,195,272.05-522,051.48

Finding the Fourth Proportional to 866,106.22, 1,195,272.05 and 522,051.48

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Solution

The fourth proportional to 866,106.22, 1,195,272.05 and 522,051.48 is: 720,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,106.22 : 1,195,272.05 = 522,051.48 : x
  2. Step 2: Convert to fraction form
    866,106.22/1,195,272.05 = 522,051.48/x
  3. Step 3: Cross multiply
    866,106.22x = 1,195,272.05 × 522,051.48
  4. Step 4: Simplify right side
    866,106.22x = 623,993,540,094.88
  5. Step 5: Solve for x
    x = 623,993,540,094.88/866,106.22
  6. Step 6: Final answer
    x = 720,458.45

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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.