Home / 887,824.80-1,330,206.30-413,537.40

Finding the Fourth Proportional to 887,824.80, 1,330,206.30 and 413,537.40

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Solution

The fourth proportional to 887,824.80, 1,330,206.30 and 413,537.40 is: 619,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,824.80 : 1,330,206.30 = 413,537.40 : x
  2. Step 2: Convert to fraction form
    887,824.80/1,330,206.30 = 413,537.40/x
  3. Step 3: Cross multiply
    887,824.80x = 1,330,206.30 × 413,537.40
  4. Step 4: Simplify right side
    887,824.80x = 550,090,054,765.62
  5. Step 5: Solve for x
    x = 550,090,054,765.62/887,824.80
  6. Step 6: Final answer
    x = 619,593.03

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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.