Home / 423,507.30-584,273.37-242,121.77

Finding the Fourth Proportional to 423,507.30, 584,273.37 and 242,121.77

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Solution

The fourth proportional to 423,507.30, 584,273.37 and 242,121.77 is: 334,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,507.30 : 584,273.37 = 242,121.77 : x
  2. Step 2: Convert to fraction form
    423,507.30/584,273.37 = 242,121.77/x
  3. Step 3: Cross multiply
    423,507.30x = 584,273.37 × 242,121.77
  4. Step 4: Simplify right side
    423,507.30x = 141,465,302,508.27
  5. Step 5: Solve for x
    x = 141,465,302,508.27/423,507.30
  6. Step 6: Final answer
    x = 334,032.74

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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.