Home / 699,703.92-966,056.22-538,274.16

Finding the Fourth Proportional to 699,703.92, 966,056.22 and 538,274.16

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Solution

The fourth proportional to 699,703.92, 966,056.22 and 538,274.16 is: 743,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,703.92 : 966,056.22 = 538,274.16 : x
  2. Step 2: Convert to fraction form
    699,703.92/966,056.22 = 538,274.16/x
  3. Step 3: Cross multiply
    699,703.92x = 966,056.22 × 538,274.16
  4. Step 4: Simplify right side
    699,703.92x = 520,003,100,333.28
  5. Step 5: Solve for x
    x = 520,003,100,333.28/699,703.92
  6. Step 6: Final answer
    x = 743,175.91

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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.