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Finding the Fourth Proportional to 224,915.12, 310,181.84 and 186,614.03

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Solution

The fourth proportional to 224,915.12, 310,181.84 and 186,614.03 is: 257,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,915.12 : 310,181.84 = 186,614.03 : x
  2. Step 2: Convert to fraction form
    224,915.12/310,181.84 = 186,614.03/x
  3. Step 3: Cross multiply
    224,915.12x = 310,181.84 × 186,614.03
  4. Step 4: Simplify right side
    224,915.12x = 57,884,283,037.60
  5. Step 5: Solve for x
    x = 57,884,283,037.60/224,915.12
  6. Step 6: Final answer
    x = 257,360.57

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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.