Home / 451,510.32-623,085.12-250,306.32

Finding the Fourth Proportional to 451,510.32, 623,085.12 and 250,306.32

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Solution

The fourth proportional to 451,510.32, 623,085.12 and 250,306.32 is: 345,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,510.32 : 623,085.12 = 250,306.32 : x
  2. Step 2: Convert to fraction form
    451,510.32/623,085.12 = 250,306.32/x
  3. Step 3: Cross multiply
    451,510.32x = 623,085.12 × 250,306.32
  4. Step 4: Simplify right side
    451,510.32x = 155,962,143,433.96
  5. Step 5: Solve for x
    x = 155,962,143,433.96/451,510.32
  6. Step 6: Final answer
    x = 345,423.21

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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.