Home / 880,003.50-1,214,404.86-477,595.50

Finding the Fourth Proportional to 880,003.50, 1,214,404.86 and 477,595.50

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Solution

The fourth proportional to 880,003.50, 1,214,404.86 and 477,595.50 is: 659,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,003.50 : 1,214,404.86 = 477,595.50 : x
  2. Step 2: Convert to fraction form
    880,003.50/1,214,404.86 = 477,595.50/x
  3. Step 3: Cross multiply
    880,003.50x = 1,214,404.86 × 477,595.50
  4. Step 4: Simplify right side
    880,003.50x = 579,994,296,314.13
  5. Step 5: Solve for x
    x = 579,994,296,314.13/880,003.50
  6. Step 6: Final answer
    x = 659,081.81

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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.