Home / 859,576.85-1,186,216.29-477,603.63

Finding the Fourth Proportional to 859,576.85, 1,186,216.29 and 477,603.63

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Solution

The fourth proportional to 859,576.85, 1,186,216.29 and 477,603.63 is: 659,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,576.85 : 1,186,216.29 = 477,603.63 : x
  2. Step 2: Convert to fraction form
    859,576.85/1,186,216.29 = 477,603.63/x
  3. Step 3: Cross multiply
    859,576.85x = 1,186,216.29 × 477,603.63
  4. Step 4: Simplify right side
    859,576.85x = 566,541,206,069.13
  5. Step 5: Solve for x
    x = 566,541,206,069.13/859,576.85
  6. Step 6: Final answer
    x = 659,093.14

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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.