Home / 847,674.32-1,271,512.08-216,588.74

Finding the Fourth Proportional to 847,674.32, 1,271,512.08 and 216,588.74

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Solution

The fourth proportional to 847,674.32, 1,271,512.08 and 216,588.74 is: 324,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,674.32 : 1,271,512.08 = 216,588.74 : x
  2. Step 2: Convert to fraction form
    847,674.32/1,271,512.08 = 216,588.74/x
  3. Step 3: Cross multiply
    847,674.32x = 1,271,512.08 × 216,588.74
  4. Step 4: Simplify right side
    847,674.32x = 275,395,192,944.42
  5. Step 5: Solve for x
    x = 275,395,192,944.42/847,674.32
  6. Step 6: Final answer
    x = 324,883.26

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Double scale
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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.