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Finding the Fourth Proportional to 597,418.80, 896,286.60 and 260,314.80

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Solution

The fourth proportional to 597,418.80, 896,286.60 and 260,314.80 is: 390,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,418.80 : 896,286.60 = 260,314.80 : x
  2. Step 2: Convert to fraction form
    597,418.80/896,286.60 = 260,314.80/x
  3. Step 3: Cross multiply
    597,418.80x = 896,286.60 × 260,314.80
  4. Step 4: Simplify right side
    597,418.80x = 233,316,667,021.68
  5. Step 5: Solve for x
    x = 233,316,667,021.68/597,418.80
  6. Step 6: Final answer
    x = 390,541.22

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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.