Home / 389,622.20-584,491.70-164,982.20

Finding the Fourth Proportional to 389,622.20, 584,491.70 and 164,982.20

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Solution

The fourth proportional to 389,622.20, 584,491.70 and 164,982.20 is: 247,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,622.20 : 584,491.70 = 164,982.20 : x
  2. Step 2: Convert to fraction form
    389,622.20/584,491.70 = 164,982.20/x
  3. Step 3: Cross multiply
    389,622.20x = 584,491.70 × 164,982.20
  4. Step 4: Simplify right side
    389,622.20x = 96,430,726,547.74
  5. Step 5: Solve for x
    x = 96,430,726,547.74/389,622.20
  6. Step 6: Final answer
    x = 247,498.03

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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.