Home / 514,448.45-771,712.58-154,591.19

Finding the Fourth Proportional to 514,448.45, 771,712.58 and 154,591.19

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Solution

The fourth proportional to 514,448.45, 771,712.58 and 154,591.19 is: 231,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,448.45 : 771,712.58 = 154,591.19 : x
  2. Step 2: Convert to fraction form
    514,448.45/771,712.58 = 154,591.19/x
  3. Step 3: Cross multiply
    514,448.45x = 771,712.58 × 154,591.19
  4. Step 4: Simplify right side
    514,448.45x = 119,299,961,448.65
  5. Step 5: Solve for x
    x = 119,299,961,448.65/514,448.45
  6. Step 6: Final answer
    x = 231,898.77

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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.