Home / 471,799.20-707,666.40-151,946.40

Finding the Fourth Proportional to 471,799.20, 707,666.40 and 151,946.40

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Solution

The fourth proportional to 471,799.20, 707,666.40 and 151,946.40 is: 227,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,799.20 : 707,666.40 = 151,946.40 : x
  2. Step 2: Convert to fraction form
    471,799.20/707,666.40 = 151,946.40/x
  3. Step 3: Cross multiply
    471,799.20x = 707,666.40 × 151,946.40
  4. Step 4: Simplify right side
    471,799.20x = 107,527,361,880.96
  5. Step 5: Solve for x
    x = 107,527,361,880.96/471,799.20
  6. Step 6: Final answer
    x = 227,909.17

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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.