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Finding the Fourth Proportional to 452,186.88, 624,025.71 and 248,256.78

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Solution

The fourth proportional to 452,186.88, 624,025.71 and 248,256.78 is: 342,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,186.88 : 624,025.71 = 248,256.78 : x
  2. Step 2: Convert to fraction form
    452,186.88/624,025.71 = 248,256.78/x
  3. Step 3: Cross multiply
    452,186.88x = 624,025.71 × 248,256.78
  4. Step 4: Simplify right side
    452,186.88x = 154,918,613,401.81
  5. Step 5: Solve for x
    x = 154,918,613,401.81/452,186.88
  6. Step 6: Final answer
    x = 342,598.65

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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.