Home / 433,537.70-649,869.15-197,050.10

Finding the Fourth Proportional to 433,537.70, 649,869.15 and 197,050.10

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Solution

The fourth proportional to 433,537.70, 649,869.15 and 197,050.10 is: 295,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,537.70 : 649,869.15 = 197,050.10 : x
  2. Step 2: Convert to fraction form
    433,537.70/649,869.15 = 197,050.10/x
  3. Step 3: Cross multiply
    433,537.70x = 649,869.15 × 197,050.10
  4. Step 4: Simplify right side
    433,537.70x = 128,056,780,994.42
  5. Step 5: Solve for x
    x = 128,056,780,994.42/433,537.70
  6. Step 6: Final answer
    x = 295,376.34

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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.