Home / 436,226.40-653,853.60-169,898.40

Finding the Fourth Proportional to 436,226.40, 653,853.60 and 169,898.40

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Solution

The fourth proportional to 436,226.40, 653,853.60 and 169,898.40 is: 254,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,226.40 : 653,853.60 = 169,898.40 : x
  2. Step 2: Convert to fraction form
    436,226.40/653,853.60 = 169,898.40/x
  3. Step 3: Cross multiply
    436,226.40x = 653,853.60 × 169,898.40
  4. Step 4: Simplify right side
    436,226.40x = 111,088,680,474.24
  5. Step 5: Solve for x
    x = 111,088,680,474.24/436,226.40
  6. Step 6: Final answer
    x = 254,658.32

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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.