Home / 859,650.24-1,186,262.88-477,654.72

Finding the Fourth Proportional to 859,650.24, 1,186,262.88 and 477,654.72

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Solution

The fourth proportional to 859,650.24, 1,186,262.88 and 477,654.72 is: 659,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,650.24 : 1,186,262.88 = 477,654.72 : x
  2. Step 2: Convert to fraction form
    859,650.24/1,186,262.88 = 477,654.72/x
  3. Step 3: Cross multiply
    859,650.24x = 1,186,262.88 × 477,654.72
  4. Step 4: Simplify right side
    859,650.24x = 566,624,063,792.79
  5. Step 5: Solve for x
    x = 566,624,063,792.79/859,650.24
  6. Step 6: Final answer
    x = 659,133.26

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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.