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Finding the Fourth Proportional to 297,653.53, 446,541.81 and 97,985.90

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Solution

The fourth proportional to 297,653.53, 446,541.81 and 97,985.90 is: 146,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,653.53 : 446,541.81 = 97,985.90 : x
  2. Step 2: Convert to fraction form
    297,653.53/446,541.81 = 97,985.90/x
  3. Step 3: Cross multiply
    297,653.53x = 446,541.81 × 97,985.90
  4. Step 4: Simplify right side
    297,653.53x = 43,754,801,140.48
  5. Step 5: Solve for x
    x = 43,754,801,140.48/297,653.53
  6. Step 6: Final answer
    x = 146,999.10

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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.