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Finding the Fourth Proportional to 608,369.58, 912,682.87 and 229,282.29

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Solution

The fourth proportional to 608,369.58, 912,682.87 and 229,282.29 is: 343,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,369.58 : 912,682.87 = 229,282.29 : x
  2. Step 2: Convert to fraction form
    608,369.58/912,682.87 = 229,282.29/x
  3. Step 3: Cross multiply
    608,369.58x = 912,682.87 × 229,282.29
  4. Step 4: Simplify right side
    608,369.58x = 209,262,017,904.17
  5. Step 5: Solve for x
    x = 209,262,017,904.17/608,369.58
  6. Step 6: Final answer
    x = 343,971.86

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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.