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Finding the Fourth Proportional to 608,465.74, 911,301.13 and 303,925.14

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Solution

The fourth proportional to 608,465.74, 911,301.13 and 303,925.14 is: 455,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,465.74 : 911,301.13 = 303,925.14 : x
  2. Step 2: Convert to fraction form
    608,465.74/911,301.13 = 303,925.14/x
  3. Step 3: Cross multiply
    608,465.74x = 911,301.13 × 303,925.14
  4. Step 4: Simplify right side
    608,465.74x = 276,967,323,517.41
  5. Step 5: Solve for x
    x = 276,967,323,517.41/608,465.74
  6. Step 6: Final answer
    x = 455,189.68

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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.