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Finding the Fourth Proportional to 583,268.48, 804,910.32 and 314,996.48

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Solution

The fourth proportional to 583,268.48, 804,910.32 and 314,996.48 is: 434,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,268.48 : 804,910.32 = 314,996.48 : x
  2. Step 2: Convert to fraction form
    583,268.48/804,910.32 = 314,996.48/x
  3. Step 3: Cross multiply
    583,268.48x = 804,910.32 × 314,996.48
  4. Step 4: Simplify right side
    583,268.48x = 253,543,917,515.67
  5. Step 5: Solve for x
    x = 253,543,917,515.67/583,268.48
  6. Step 6: Final answer
    x = 434,695.04

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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.