Home / 451,631.46-623,252.30-247,683.82

Finding the Fourth Proportional to 451,631.46, 623,252.30 and 247,683.82

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Solution

The fourth proportional to 451,631.46, 623,252.30 and 247,683.82 is: 341,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,631.46 : 623,252.30 = 247,683.82 : x
  2. Step 2: Convert to fraction form
    451,631.46/623,252.30 = 247,683.82/x
  3. Step 3: Cross multiply
    451,631.46x = 623,252.30 × 247,683.82
  4. Step 4: Simplify right side
    451,631.46x = 154,369,510,487.79
  5. Step 5: Solve for x
    x = 154,369,510,487.79/451,631.46
  6. Step 6: Final answer
    x = 341,804.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.