Home / 641,701.33-963,498.22-357,946.28

Finding the Fourth Proportional to 641,701.33, 963,498.22 and 357,946.28

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Solution

The fourth proportional to 641,701.33, 963,498.22 and 357,946.28 is: 537,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,701.33 : 963,498.22 = 357,946.28 : x
  2. Step 2: Convert to fraction form
    641,701.33/963,498.22 = 357,946.28/x
  3. Step 3: Cross multiply
    641,701.33x = 963,498.22 × 357,946.28
  4. Step 4: Simplify right side
    641,701.33x = 344,880,603,635.62
  5. Step 5: Solve for x
    x = 344,880,603,635.62/641,701.33
  6. Step 6: Final answer
    x = 537,447.23

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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.