Home / 1,120,529.25-1,680,808.50-372,575.25

Finding the Fourth Proportional to 1,120,529.25, 1,680,808.50 and 372,575.25

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Solution

The fourth proportional to 1,120,529.25, 1,680,808.50 and 372,575.25 is: 558,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,529.25 : 1,680,808.50 = 372,575.25 : x
  2. Step 2: Convert to fraction form
    1,120,529.25/1,680,808.50 = 372,575.25/x
  3. Step 3: Cross multiply
    1,120,529.25x = 1,680,808.50 × 372,575.25
  4. Step 4: Simplify right side
    1,120,529.25x = 626,227,647,089.63
  5. Step 5: Solve for x
    x = 626,227,647,089.63/1,120,529.25
  6. Step 6: Final answer
    x = 558,867.74

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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.