Home / 433,577.70-649,929.15-197,090.10

Finding the Fourth Proportional to 433,577.70, 649,929.15 and 197,090.10

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Solution

The fourth proportional to 433,577.70, 649,929.15 and 197,090.10 is: 295,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,577.70 : 649,929.15 = 197,090.10 : x
  2. Step 2: Convert to fraction form
    433,577.70/649,929.15 = 197,090.10/x
  3. Step 3: Cross multiply
    433,577.70x = 649,929.15 × 197,090.10
  4. Step 4: Simplify right side
    433,577.70x = 128,094,601,166.42
  5. Step 5: Solve for x
    x = 128,094,601,166.42/433,577.70
  6. Step 6: Final answer
    x = 295,436.32

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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.