Home / 452,401.52-624,289.32-248,479.16

Finding the Fourth Proportional to 452,401.52, 624,289.32 and 248,479.16

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Solution

The fourth proportional to 452,401.52, 624,289.32 and 248,479.16 is: 342,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,401.52 : 624,289.32 = 248,479.16 : x
  2. Step 2: Convert to fraction form
    452,401.52/624,289.32 = 248,479.16/x
  3. Step 3: Cross multiply
    452,401.52x = 624,289.32 × 248,479.16
  4. Step 4: Simplify right side
    452,401.52x = 155,122,882,709.13
  5. Step 5: Solve for x
    x = 155,122,882,709.13/452,401.52
  6. Step 6: Final answer
    x = 342,887.63

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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.