Home / 833,896.50-1,150,900.70-528,001.32

Finding the Fourth Proportional to 833,896.50, 1,150,900.70 and 528,001.32

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Solution

The fourth proportional to 833,896.50, 1,150,900.70 and 528,001.32 is: 728,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,896.50 : 1,150,900.70 = 528,001.32 : x
  2. Step 2: Convert to fraction form
    833,896.50/1,150,900.70 = 528,001.32/x
  3. Step 3: Cross multiply
    833,896.50x = 1,150,900.70 × 528,001.32
  4. Step 4: Simplify right side
    833,896.50x = 607,677,086,148.92
  5. Step 5: Solve for x
    x = 607,677,086,148.92/833,896.50
  6. Step 6: Final answer
    x = 728,720.03

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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.