Home / 349,900.32-524,832.02-172,347.35

Finding the Fourth Proportional to 349,900.32, 524,832.02 and 172,347.35

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Solution

The fourth proportional to 349,900.32, 524,832.02 and 172,347.35 is: 258,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,900.32 : 524,832.02 = 172,347.35 : x
  2. Step 2: Convert to fraction form
    349,900.32/524,832.02 = 172,347.35/x
  3. Step 3: Cross multiply
    349,900.32x = 524,832.02 × 172,347.35
  4. Step 4: Simplify right side
    349,900.32x = 90,453,404,356.25
  5. Step 5: Solve for x
    x = 90,453,404,356.25/349,900.32
  6. Step 6: Final answer
    x = 258,511.92

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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.