Home / 886,412.34-1,223,106.57-504,445.50

Finding the Fourth Proportional to 886,412.34, 1,223,106.57 and 504,445.50

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Solution

The fourth proportional to 886,412.34, 1,223,106.57 and 504,445.50 is: 696,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,412.34 : 1,223,106.57 = 504,445.50 : x
  2. Step 2: Convert to fraction form
    886,412.34/1,223,106.57 = 504,445.50/x
  3. Step 3: Cross multiply
    886,412.34x = 1,223,106.57 × 504,445.50
  4. Step 4: Simplify right side
    886,412.34x = 616,990,605,256.94
  5. Step 5: Solve for x
    x = 616,990,605,256.94/886,412.34
  6. Step 6: Final answer
    x = 696,053.72

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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.