Home / 852,595.20-1,278,771.84-291,548.16

Finding the Fourth Proportional to 852,595.20, 1,278,771.84 and 291,548.16

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Solution

The fourth proportional to 852,595.20, 1,278,771.84 and 291,548.16 is: 437,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,595.20 : 1,278,771.84 = 291,548.16 : x
  2. Step 2: Convert to fraction form
    852,595.20/1,278,771.84 = 291,548.16/x
  3. Step 3: Cross multiply
    852,595.20x = 1,278,771.84 × 291,548.16
  4. Step 4: Simplify right side
    852,595.20x = 372,823,577,011.81
  5. Step 5: Solve for x
    x = 372,823,577,011.81/852,595.20
  6. Step 6: Final answer
    x = 437,280.88

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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.