Home / 957,748.02-1,321,751.82-528,027.49

Finding the Fourth Proportional to 957,748.02, 1,321,751.82 and 528,027.49

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Solution

The fourth proportional to 957,748.02, 1,321,751.82 and 528,027.49 is: 728,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,748.02 : 1,321,751.82 = 528,027.49 : x
  2. Step 2: Convert to fraction form
    957,748.02/1,321,751.82 = 528,027.49/x
  3. Step 3: Cross multiply
    957,748.02x = 1,321,751.82 × 528,027.49
  4. Step 4: Simplify right side
    957,748.02x = 697,921,295,917.53
  5. Step 5: Solve for x
    x = 697,921,295,917.53/957,748.02
  6. Step 6: Final answer
    x = 728,710.77

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Double scale
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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.