Home / 670,193.64-1,005,289.82-171,556.84

Finding the Fourth Proportional to 670,193.64, 1,005,289.82 and 171,556.84

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Solution

The fourth proportional to 670,193.64, 1,005,289.82 and 171,556.84 is: 257,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,193.64 : 1,005,289.82 = 171,556.84 : x
  2. Step 2: Convert to fraction form
    670,193.64/1,005,289.82 = 171,556.84/x
  3. Step 3: Cross multiply
    670,193.64x = 1,005,289.82 × 171,556.84
  4. Step 4: Simplify right side
    670,193.64x = 172,464,344,803.37
  5. Step 5: Solve for x
    x = 172,464,344,803.37/670,193.64
  6. Step 6: Final answer
    x = 257,335.10

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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.