Home / 668,968.16-923,176.66-363,044.60

Finding the Fourth Proportional to 668,968.16, 923,176.66 and 363,044.60

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Solution

The fourth proportional to 668,968.16, 923,176.66 and 363,044.60 is: 501,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,968.16 : 923,176.66 = 363,044.60 : x
  2. Step 2: Convert to fraction form
    668,968.16/923,176.66 = 363,044.60/x
  3. Step 3: Cross multiply
    668,968.16x = 923,176.66 × 363,044.60
  4. Step 4: Simplify right side
    668,968.16x = 335,154,296,643.15
  5. Step 5: Solve for x
    x = 335,154,296,643.15/668,968.16
  6. Step 6: Final answer
    x = 501,001.87

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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.