Home / 415,812.36-573,690.06-254,499.24

Finding the Fourth Proportional to 415,812.36, 573,690.06 and 254,499.24

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Solution

The fourth proportional to 415,812.36, 573,690.06 and 254,499.24 is: 351,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,812.36 : 573,690.06 = 254,499.24 : x
  2. Step 2: Convert to fraction form
    415,812.36/573,690.06 = 254,499.24/x
  3. Step 3: Cross multiply
    415,812.36x = 573,690.06 × 254,499.24
  4. Step 4: Simplify right side
    415,812.36x = 146,003,684,265.55
  5. Step 5: Solve for x
    x = 146,003,684,265.55/415,812.36
  6. Step 6: Final answer
    x = 351,128.77

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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.