Home / 842,282.90-1,162,347.81-460,309.68

Finding the Fourth Proportional to 842,282.90, 1,162,347.81 and 460,309.68

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Solution

The fourth proportional to 842,282.90, 1,162,347.81 and 460,309.68 is: 635,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,282.90 : 1,162,347.81 = 460,309.68 : x
  2. Step 2: Convert to fraction form
    842,282.90/1,162,347.81 = 460,309.68/x
  3. Step 3: Cross multiply
    842,282.90x = 1,162,347.81 × 460,309.68
  4. Step 4: Simplify right side
    842,282.90x = 535,039,948,469.80
  5. Step 5: Solve for x
    x = 535,039,948,469.80/842,282.90
  6. Step 6: Final answer
    x = 635,225.94

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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.