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Finding the Fourth Proportional to 293,989.95, 440,983.29 and 107,001.45

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Solution

The fourth proportional to 293,989.95, 440,983.29 and 107,001.45 is: 160,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,989.95 : 440,983.29 = 107,001.45 : x
  2. Step 2: Convert to fraction form
    293,989.95/440,983.29 = 107,001.45/x
  3. Step 3: Cross multiply
    293,989.95x = 440,983.29 × 107,001.45
  4. Step 4: Simplify right side
    293,989.95x = 47,185,851,455.77
  5. Step 5: Solve for x
    x = 47,185,851,455.77/293,989.95
  6. Step 6: Final answer
    x = 160,501.58

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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.