Home / 434,623.20-651,902.40-181,838.40

Finding the Fourth Proportional to 434,623.20, 651,902.40 and 181,838.40

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Solution

The fourth proportional to 434,623.20, 651,902.40 and 181,838.40 is: 272,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,623.20 : 651,902.40 = 181,838.40 : x
  2. Step 2: Convert to fraction form
    434,623.20/651,902.40 = 181,838.40/x
  3. Step 3: Cross multiply
    434,623.20x = 651,902.40 × 181,838.40
  4. Step 4: Simplify right side
    434,623.20x = 118,540,889,372.16
  5. Step 5: Solve for x
    x = 118,540,889,372.16/434,623.20
  6. Step 6: Final answer
    x = 272,744.04

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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.