Home / 832,822.56-1,149,285.60-450,840.96

Finding the Fourth Proportional to 832,822.56, 1,149,285.60 and 450,840.96

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Solution

The fourth proportional to 832,822.56, 1,149,285.60 and 450,840.96 is: 622,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,822.56 : 1,149,285.60 = 450,840.96 : x
  2. Step 2: Convert to fraction form
    832,822.56/1,149,285.60 = 450,840.96/x
  3. Step 3: Cross multiply
    832,822.56x = 1,149,285.60 × 450,840.96
  4. Step 4: Simplify right side
    832,822.56x = 518,145,023,218.18
  5. Step 5: Solve for x
    x = 518,145,023,218.18/832,822.56
  6. Step 6: Final answer
    x = 622,155.36

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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.