Home / 348,267.18-521,700.78-181,705.26

Finding the Fourth Proportional to 348,267.18, 521,700.78 and 181,705.26

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Solution

The fourth proportional to 348,267.18, 521,700.78 and 181,705.26 is: 272,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,267.18 : 521,700.78 = 181,705.26 : x
  2. Step 2: Convert to fraction form
    348,267.18/521,700.78 = 181,705.26/x
  3. Step 3: Cross multiply
    348,267.18x = 521,700.78 × 181,705.26
  4. Step 4: Simplify right side
    348,267.18x = 94,795,775,872.10
  5. Step 5: Solve for x
    x = 94,795,775,872.10/348,267.18
  6. Step 6: Final answer
    x = 272,192.68

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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.