Home / 623,924.48-861,023.04-352,005.32

Finding the Fourth Proportional to 623,924.48, 861,023.04 and 352,005.32

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Solution

The fourth proportional to 623,924.48, 861,023.04 and 352,005.32 is: 485,771.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,924.48 : 861,023.04 = 352,005.32 : x
  2. Step 2: Convert to fraction form
    623,924.48/861,023.04 = 352,005.32/x
  3. Step 3: Cross multiply
    623,924.48x = 861,023.04 × 352,005.32
  4. Step 4: Simplify right side
    623,924.48x = 303,084,690,722.57
  5. Step 5: Solve for x
    x = 303,084,690,722.57/623,924.48
  6. Step 6: Final answer
    x = 485,771.44

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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.