Home / 328,337.87-453,086.73-190,506.11

Finding the Fourth Proportional to 328,337.87, 453,086.73 and 190,506.11

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Solution

The fourth proportional to 328,337.87, 453,086.73 and 190,506.11 is: 262,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,337.87 : 453,086.73 = 190,506.11 : x
  2. Step 2: Convert to fraction form
    328,337.87/453,086.73 = 190,506.11/x
  3. Step 3: Cross multiply
    328,337.87x = 453,086.73 × 190,506.11
  4. Step 4: Simplify right side
    328,337.87x = 86,315,788,159.49
  5. Step 5: Solve for x
    x = 86,315,788,159.49/328,337.87
  6. Step 6: Final answer
    x = 262,887.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.