Home / 437,940.11-604,357.76-256,615.94

Finding the Fourth Proportional to 437,940.11, 604,357.76 and 256,615.94

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Solution

The fourth proportional to 437,940.11, 604,357.76 and 256,615.94 is: 354,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,940.11 : 604,357.76 = 256,615.94 : x
  2. Step 2: Convert to fraction form
    437,940.11/604,357.76 = 256,615.94/x
  3. Step 3: Cross multiply
    437,940.11x = 604,357.76 × 256,615.94
  4. Step 4: Simplify right side
    437,940.11x = 155,087,834,678.69
  5. Step 5: Solve for x
    x = 155,087,834,678.69/437,940.11
  6. Step 6: Final answer
    x = 354,130.24

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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.