Home / 897,980.03-1,239,223.92-530,469.26

Finding the Fourth Proportional to 897,980.03, 1,239,223.92 and 530,469.26

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Solution

The fourth proportional to 897,980.03, 1,239,223.92 and 530,469.26 is: 732,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,980.03 : 1,239,223.92 = 530,469.26 : x
  2. Step 2: Convert to fraction form
    897,980.03/1,239,223.92 = 530,469.26/x
  3. Step 3: Cross multiply
    897,980.03x = 1,239,223.92 × 530,469.26
  4. Step 4: Simplify right side
    897,980.03x = 657,370,189,620.58
  5. Step 5: Solve for x
    x = 657,370,189,620.58/897,980.03
  6. Step 6: Final answer
    x = 732,054.36

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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.