Home / 671,921.44-1,007,869.74-166,483.64

Finding the Fourth Proportional to 671,921.44, 1,007,869.74 and 166,483.64

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Solution

The fourth proportional to 671,921.44, 1,007,869.74 and 166,483.64 is: 249,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,921.44 : 1,007,869.74 = 166,483.64 : x
  2. Step 2: Convert to fraction form
    671,921.44/1,007,869.74 = 166,483.64/x
  3. Step 3: Cross multiply
    671,921.44x = 1,007,869.74 × 166,483.64
  4. Step 4: Simplify right side
    671,921.44x = 167,793,822,961.05
  5. Step 5: Solve for x
    x = 167,793,822,961.05/671,921.44
  6. Step 6: Final answer
    x = 249,722.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.