Home / 524,848.50-787,210.26-308,836.38

Finding the Fourth Proportional to 524,848.50, 787,210.26 and 308,836.38

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Solution

The fourth proportional to 524,848.50, 787,210.26 and 308,836.38 is: 463,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,848.50 : 787,210.26 = 308,836.38 : x
  2. Step 2: Convert to fraction form
    524,848.50/787,210.26 = 308,836.38/x
  3. Step 3: Cross multiply
    524,848.50x = 787,210.26 × 308,836.38
  4. Step 4: Simplify right side
    524,848.50x = 243,119,166,997.26
  5. Step 5: Solve for x
    x = 243,119,166,997.26/524,848.50
  6. Step 6: Final answer
    x = 463,217.80

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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.