Home / 401,572.36-602,166.30-233,139.22

Finding the Fourth Proportional to 401,572.36, 602,166.30 and 233,139.22

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Solution

The fourth proportional to 401,572.36, 602,166.30 and 233,139.22 is: 349,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,572.36 : 602,166.30 = 233,139.22 : x
  2. Step 2: Convert to fraction form
    401,572.36/602,166.30 = 233,139.22/x
  3. Step 3: Cross multiply
    401,572.36x = 602,166.30 × 233,139.22
  4. Step 4: Simplify right side
    401,572.36x = 140,388,581,492.29
  5. Step 5: Solve for x
    x = 140,388,581,492.29/401,572.36
  6. Step 6: Final answer
    x = 349,597.22

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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.