Home / 649,036.32-973,646.76-199,794.66

Finding the Fourth Proportional to 649,036.32, 973,646.76 and 199,794.66

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Solution

The fourth proportional to 649,036.32, 973,646.76 and 199,794.66 is: 299,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,036.32 : 973,646.76 = 199,794.66 : x
  2. Step 2: Convert to fraction form
    649,036.32/973,646.76 = 199,794.66/x
  3. Step 3: Cross multiply
    649,036.32x = 973,646.76 × 199,794.66
  4. Step 4: Simplify right side
    649,036.32x = 194,529,423,374.30
  5. Step 5: Solve for x
    x = 194,529,423,374.30/649,036.32
  6. Step 6: Final answer
    x = 299,720.40

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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.