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Finding the Fourth Proportional to 293,599, 440,420.46 and 83,253.88

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Solution

The fourth proportional to 293,599, 440,420.46 and 83,253.88 is: 124,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,599 : 440,420.46 = 83,253.88 : x
  2. Step 2: Convert to fraction form
    293,599/440,420.46 = 83,253.88/x
  3. Step 3: Cross multiply
    293,599x = 440,420.46 × 83,253.88
  4. Step 4: Simplify right side
    293,599x = 36,666,712,126.38
  5. Step 5: Solve for x
    x = 36,666,712,126.38/293,599
  6. Step 6: Final answer
    x = 124,887.05

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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.