Home / 411,341.01-617,005.03-299,729.49

Finding the Fourth Proportional to 411,341.01, 617,005.03 and 299,729.49

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Solution

The fourth proportional to 411,341.01, 617,005.03 and 299,729.49 is: 449,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,341.01 : 617,005.03 = 299,729.49 : x
  2. Step 2: Convert to fraction form
    411,341.01/617,005.03 = 299,729.49/x
  3. Step 3: Cross multiply
    411,341.01x = 617,005.03 × 299,729.49
  4. Step 4: Simplify right side
    411,341.01x = 184,934,602,969.34
  5. Step 5: Solve for x
    x = 184,934,602,969.34/411,341.01
  6. Step 6: Final answer
    x = 449,589.51

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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.