Home / 447,066.24-616,967.58-256,116.53

Finding the Fourth Proportional to 447,066.24, 616,967.58 and 256,116.53

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Solution

The fourth proportional to 447,066.24, 616,967.58 and 256,116.53 is: 353,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,066.24 : 616,967.58 = 256,116.53 : x
  2. Step 2: Convert to fraction form
    447,066.24/616,967.58 = 256,116.53/x
  3. Step 3: Cross multiply
    447,066.24x = 616,967.58 × 256,116.53
  4. Step 4: Simplify right side
    447,066.24x = 158,015,598,214.95
  5. Step 5: Solve for x
    x = 158,015,598,214.95/447,066.24
  6. Step 6: Final answer
    x = 353,450.08

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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.