Home / 968,857.07-1,337,005.04-539,133.44

Finding the Fourth Proportional to 968,857.07, 1,337,005.04 and 539,133.44

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Solution

The fourth proportional to 968,857.07, 1,337,005.04 and 539,133.44 is: 743,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,857.07 : 1,337,005.04 = 539,133.44 : x
  2. Step 2: Convert to fraction form
    968,857.07/1,337,005.04 = 539,133.44/x
  3. Step 3: Cross multiply
    968,857.07x = 1,337,005.04 × 539,133.44
  4. Step 4: Simplify right side
    968,857.07x = 720,824,117,131.85
  5. Step 5: Solve for x
    x = 720,824,117,131.85/968,857.07
  6. Step 6: Final answer
    x = 743,994.28

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1.5x scale

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.