Home / 986,343.48-1,361,076.48-604,318.32

Finding the Fourth Proportional to 986,343.48, 1,361,076.48 and 604,318.32

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Solution

The fourth proportional to 986,343.48, 1,361,076.48 and 604,318.32 is: 833,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,343.48 : 1,361,076.48 = 604,318.32 : x
  2. Step 2: Convert to fraction form
    986,343.48/1,361,076.48 = 604,318.32/x
  3. Step 3: Cross multiply
    986,343.48x = 1,361,076.48 × 604,318.32
  4. Step 4: Simplify right side
    986,343.48x = 822,523,451,785.11
  5. Step 5: Solve for x
    x = 822,523,451,785.11/986,343.48
  6. Step 6: Final answer
    x = 833,911.78

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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.