Home / 369,623.34-554,494.80-144,861.84

Finding the Fourth Proportional to 369,623.34, 554,494.80 and 144,861.84

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Solution

The fourth proportional to 369,623.34, 554,494.80 and 144,861.84 is: 217,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,623.34 : 554,494.80 = 144,861.84 : x
  2. Step 2: Convert to fraction form
    369,623.34/554,494.80 = 144,861.84/x
  3. Step 3: Cross multiply
    369,623.34x = 554,494.80 × 144,861.84
  4. Step 4: Simplify right side
    369,623.34x = 80,325,136,998.43
  5. Step 5: Solve for x
    x = 80,325,136,998.43/369,623.34
  6. Step 6: Final answer
    x = 217,316.19

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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.