Home / 456,961.27-630,611.57-253,015.77

Finding the Fourth Proportional to 456,961.27, 630,611.57 and 253,015.77

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Solution

The fourth proportional to 456,961.27, 630,611.57 and 253,015.77 is: 349,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,961.27 : 630,611.57 = 253,015.77 : x
  2. Step 2: Convert to fraction form
    456,961.27/630,611.57 = 253,015.77/x
  3. Step 3: Cross multiply
    456,961.27x = 630,611.57 × 253,015.77
  4. Step 4: Simplify right side
    456,961.27x = 159,554,672,587.00
  5. Step 5: Solve for x
    x = 159,554,672,587.00/456,961.27
  6. Step 6: Final answer
    x = 349,164.54

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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.