Home / 886,902.64-1,223,926.79-504,929.41

Finding the Fourth Proportional to 886,902.64, 1,223,926.79 and 504,929.41

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Solution

The fourth proportional to 886,902.64, 1,223,926.79 and 504,929.41 is: 696,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,902.64 : 1,223,926.79 = 504,929.41 : x
  2. Step 2: Convert to fraction form
    886,902.64/1,223,926.79 = 504,929.41/x
  3. Step 3: Cross multiply
    886,902.64x = 1,223,926.79 × 504,929.41
  4. Step 4: Simplify right side
    886,902.64x = 617,996,631,957.89
  5. Step 5: Solve for x
    x = 617,996,631,957.89/886,902.64
  6. Step 6: Final answer
    x = 696,803.24

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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.