Home / 478,224.02-659,944.18-263,359.51

Finding the Fourth Proportional to 478,224.02, 659,944.18 and 263,359.51

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Solution

The fourth proportional to 478,224.02, 659,944.18 and 263,359.51 is: 363,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,224.02 : 659,944.18 = 263,359.51 : x
  2. Step 2: Convert to fraction form
    478,224.02/659,944.18 = 263,359.51/x
  3. Step 3: Cross multiply
    478,224.02x = 659,944.18 × 263,359.51
  4. Step 4: Simplify right side
    478,224.02x = 173,802,575,872.15
  5. Step 5: Solve for x
    x = 173,802,575,872.15/478,224.02
  6. Step 6: Final answer
    x = 363,433.39

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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.