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Finding the Fourth Proportional to 483,089.40, 723,251.70 and 296,465.40

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Solution

The fourth proportional to 483,089.40, 723,251.70 and 296,465.40 is: 443,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,089.40 : 723,251.70 = 296,465.40 : x
  2. Step 2: Convert to fraction form
    483,089.40/723,251.70 = 296,465.40/x
  3. Step 3: Cross multiply
    483,089.40x = 723,251.70 × 296,465.40
  4. Step 4: Simplify right side
    483,089.40x = 214,419,104,541.18
  5. Step 5: Solve for x
    x = 214,419,104,541.18/483,089.40
  6. Step 6: Final answer
    x = 443,849.74

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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.