Home / 302,830.23-417,881.40-175,514.04

Finding the Fourth Proportional to 302,830.23, 417,881.40 and 175,514.04

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Solution

The fourth proportional to 302,830.23, 417,881.40 and 175,514.04 is: 242,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,830.23 : 417,881.40 = 175,514.04 : x
  2. Step 2: Convert to fraction form
    302,830.23/417,881.40 = 175,514.04/x
  3. Step 3: Cross multiply
    302,830.23x = 417,881.40 × 175,514.04
  4. Step 4: Simplify right side
    302,830.23x = 73,344,052,754.86
  5. Step 5: Solve for x
    x = 73,344,052,754.86/302,830.23
  6. Step 6: Final answer
    x = 242,195.28

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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.