Home / 846,520.50-1,168,194.78-502,639.51

Finding the Fourth Proportional to 846,520.50, 1,168,194.78 and 502,639.51

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Solution

The fourth proportional to 846,520.50, 1,168,194.78 and 502,639.51 is: 693,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,520.50 : 1,168,194.78 = 502,639.51 : x
  2. Step 2: Convert to fraction form
    846,520.50/1,168,194.78 = 502,639.51/x
  3. Step 3: Cross multiply
    846,520.50x = 1,168,194.78 × 502,639.51
  4. Step 4: Simplify right side
    846,520.50x = 587,180,853,719.41
  5. Step 5: Solve for x
    x = 587,180,853,719.41/846,520.50
  6. Step 6: Final answer
    x = 693,640.44

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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.