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Finding the Fourth Proportional to 544,505.46, 751,400.48 and 302,781.62

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Solution

The fourth proportional to 544,505.46, 751,400.48 and 302,781.62 is: 417,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,505.46 : 751,400.48 = 302,781.62 : x
  2. Step 2: Convert to fraction form
    544,505.46/751,400.48 = 302,781.62/x
  3. Step 3: Cross multiply
    544,505.46x = 751,400.48 × 302,781.62
  4. Step 4: Simplify right side
    544,505.46x = 227,510,254,603.18
  5. Step 5: Solve for x
    x = 227,510,254,603.18/544,505.46
  6. Step 6: Final answer
    x = 417,829.15

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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.