Home / 932,635.58-1,398,953.39-258,716.93

Finding the Fourth Proportional to 932,635.58, 1,398,953.39 and 258,716.93

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Solution

The fourth proportional to 932,635.58, 1,398,953.39 and 258,716.93 is: 388,075.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,635.58 : 1,398,953.39 = 258,716.93 : x
  2. Step 2: Convert to fraction form
    932,635.58/1,398,953.39 = 258,716.93/x
  3. Step 3: Cross multiply
    932,635.58x = 1,398,953.39 × 258,716.93
  4. Step 4: Simplify right side
    932,635.58x = 361,932,917,985.54
  5. Step 5: Solve for x
    x = 361,932,917,985.54/932,635.58
  6. Step 6: Final answer
    x = 388,075.39

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.