Home / 314,499.58-471,701.00-172,415.25

Finding the Fourth Proportional to 314,499.58, 471,701.00 and 172,415.25

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Solution

The fourth proportional to 314,499.58, 471,701.00 and 172,415.25 is: 258,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,499.58 : 471,701.00 = 172,415.25 : x
  2. Step 2: Convert to fraction form
    314,499.58/471,701.00 = 172,415.25/x
  3. Step 3: Cross multiply
    314,499.58x = 471,701.00 × 172,415.25
  4. Step 4: Simplify right side
    314,499.58x = 81,328,446,271.29
  5. Step 5: Solve for x
    x = 81,328,446,271.29/314,499.58
  6. Step 6: Final answer
    x = 258,596.36

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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.