Home / 667,341.02-1,001,109.14-193,964.88

Finding the Fourth Proportional to 667,341.02, 1,001,109.14 and 193,964.88

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Solution

The fourth proportional to 667,341.02, 1,001,109.14 and 193,964.88 is: 290,975.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,341.02 : 1,001,109.14 = 193,964.88 : x
  2. Step 2: Convert to fraction form
    667,341.02/1,001,109.14 = 193,964.88/x
  3. Step 3: Cross multiply
    667,341.02x = 1,001,109.14 × 193,964.88
  4. Step 4: Simplify right side
    667,341.02x = 194,180,014,207.00
  5. Step 5: Solve for x
    x = 194,180,014,207.00/667,341.02
  6. Step 6: Final answer
    x = 290,975.69

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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.