Home / 538,583.92-743,211.96-296,853.16

Finding the Fourth Proportional to 538,583.92, 743,211.96 and 296,853.16

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Solution

The fourth proportional to 538,583.92, 743,211.96 and 296,853.16 is: 409,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,583.92 : 743,211.96 = 296,853.16 : x
  2. Step 2: Convert to fraction form
    538,583.92/743,211.96 = 296,853.16/x
  3. Step 3: Cross multiply
    538,583.92x = 743,211.96 × 296,853.16
  4. Step 4: Simplify right side
    538,583.92x = 220,624,818,875.79
  5. Step 5: Solve for x
    x = 220,624,818,875.79/538,583.92
  6. Step 6: Final answer
    x = 409,638.70

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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.