Home / 711,294.20-1,066,941.30-178,832.60

Finding the Fourth Proportional to 711,294.20, 1,066,941.30 and 178,832.60

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Solution

The fourth proportional to 711,294.20, 1,066,941.30 and 178,832.60 is: 268,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,294.20 : 1,066,941.30 = 178,832.60 : x
  2. Step 2: Convert to fraction form
    711,294.20/1,066,941.30 = 178,832.60/x
  3. Step 3: Cross multiply
    711,294.20x = 1,066,941.30 × 178,832.60
  4. Step 4: Simplify right side
    711,294.20x = 190,803,886,726.38
  5. Step 5: Solve for x
    x = 190,803,886,726.38/711,294.20
  6. Step 6: Final answer
    x = 268,248.90

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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.