Home / 648,344.20-971,851.18-248,877.40

Finding the Fourth Proportional to 648,344.20, 971,851.18 and 248,877.40

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Solution

The fourth proportional to 648,344.20, 971,851.18 and 248,877.40 is: 373,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,344.20 : 971,851.18 = 248,877.40 : x
  2. Step 2: Convert to fraction form
    648,344.20/971,851.18 = 248,877.40/x
  3. Step 3: Cross multiply
    648,344.20x = 971,851.18 × 248,877.40
  4. Step 4: Simplify right side
    648,344.20x = 241,871,794,865.33
  5. Step 5: Solve for x
    x = 241,871,794,865.33/648,344.20
  6. Step 6: Final answer
    x = 373,060.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.