Home / 454,108.32-626,669.64-263,232.72

Finding the Fourth Proportional to 454,108.32, 626,669.64 and 263,232.72

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Solution

The fourth proportional to 454,108.32, 626,669.64 and 263,232.72 is: 363,261.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,108.32 : 626,669.64 = 263,232.72 : x
  2. Step 2: Convert to fraction form
    454,108.32/626,669.64 = 263,232.72/x
  3. Step 3: Cross multiply
    454,108.32x = 626,669.64 × 263,232.72
  4. Step 4: Simplify right side
    454,108.32x = 164,959,953,878.62
  5. Step 5: Solve for x
    x = 164,959,953,878.62/454,108.32
  6. Step 6: Final answer
    x = 363,261.25

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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.