Home / 423,605.15-584,588.85-242,317.43

Finding the Fourth Proportional to 423,605.15, 584,588.85 and 242,317.43

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Solution

The fourth proportional to 423,605.15, 584,588.85 and 242,317.43 is: 334,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,605.15 : 584,588.85 = 242,317.43 : x
  2. Step 2: Convert to fraction form
    423,605.15/584,588.85 = 242,317.43/x
  3. Step 3: Cross multiply
    423,605.15x = 584,588.85 × 242,317.43
  4. Step 4: Simplify right side
    423,605.15x = 141,656,066,527.07
  5. Step 5: Solve for x
    x = 141,656,066,527.07/423,605.15
  6. Step 6: Final answer
    x = 334,405.91

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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.