Home / 423,911.64-584,996.40-242,622.84

Finding the Fourth Proportional to 423,911.64, 584,996.40 and 242,622.84

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Solution

The fourth proportional to 423,911.64, 584,996.40 and 242,622.84 is: 334,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,911.64 : 584,996.40 = 242,622.84 : x
  2. Step 2: Convert to fraction form
    423,911.64/584,996.40 = 242,622.84/x
  3. Step 3: Cross multiply
    423,911.64x = 584,996.40 × 242,622.84
  4. Step 4: Simplify right side
    423,911.64x = 141,933,487,957.78
  5. Step 5: Solve for x
    x = 141,933,487,957.78/423,911.64
  6. Step 6: Final answer
    x = 334,818.57

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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.