Home / 880,005.96-1,214,234.82-535,749.48

Finding the Fourth Proportional to 880,005.96, 1,214,234.82 and 535,749.48

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Solution

The fourth proportional to 880,005.96, 1,214,234.82 and 535,749.48 is: 739,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,005.96 : 1,214,234.82 = 535,749.48 : x
  2. Step 2: Convert to fraction form
    880,005.96/1,214,234.82 = 535,749.48/x
  3. Step 3: Cross multiply
    880,005.96x = 1,214,234.82 × 535,749.48
  4. Step 4: Simplify right side
    880,005.96x = 650,525,673,412.89
  5. Step 5: Solve for x
    x = 650,525,673,412.89/880,005.96
  6. Step 6: Final answer
    x = 739,228.71

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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.