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Finding the Fourth Proportional to 550,187.13, 759,393.29 and 335,445.59

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Solution

The fourth proportional to 550,187.13, 759,393.29 and 335,445.59 is: 462,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,187.13 : 759,393.29 = 335,445.59 : x
  2. Step 2: Convert to fraction form
    550,187.13/759,393.29 = 335,445.59/x
  3. Step 3: Cross multiply
    550,187.13x = 759,393.29 × 335,445.59
  4. Step 4: Simplify right side
    550,187.13x = 254,735,128,528.86
  5. Step 5: Solve for x
    x = 254,735,128,528.86/550,187.13
  6. Step 6: Final answer
    x = 462,997.25

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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.