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Finding the Fourth Proportional to 623,452.53, 935,529.14 and 339,162.98

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Solution

The fourth proportional to 623,452.53, 935,529.14 and 339,162.98 is: 508,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,452.53 : 935,529.14 = 339,162.98 : x
  2. Step 2: Convert to fraction form
    623,452.53/935,529.14 = 339,162.98/x
  3. Step 3: Cross multiply
    623,452.53x = 935,529.14 × 339,162.98
  4. Step 4: Simplify right side
    623,452.53x = 317,296,847,169.50
  5. Step 5: Solve for x
    x = 317,296,847,169.50/623,452.53
  6. Step 6: Final answer
    x = 508,935.05

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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.