Home / 886,903.13-1,223,927.49-504,929.90

Finding the Fourth Proportional to 886,903.13, 1,223,927.49 and 504,929.90

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Solution

The fourth proportional to 886,903.13, 1,223,927.49 and 504,929.90 is: 696,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,903.13 : 1,223,927.49 = 504,929.90 : x
  2. Step 2: Convert to fraction form
    886,903.13/1,223,927.49 = 504,929.90/x
  3. Step 3: Cross multiply
    886,903.13x = 1,223,927.49 × 504,929.90
  4. Step 4: Simplify right side
    886,903.13x = 617,997,585,132.95
  5. Step 5: Solve for x
    x = 617,997,585,132.95/886,903.13
  6. Step 6: Final answer
    x = 696,803.93

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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.