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Finding the Fourth Proportional to 497,615.60, 746,423.40 and 248,783.60

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Solution

The fourth proportional to 497,615.60, 746,423.40 and 248,783.60 is: 373,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,615.60 : 746,423.40 = 248,783.60 : x
  2. Step 2: Convert to fraction form
    497,615.60/746,423.40 = 248,783.60/x
  3. Step 3: Cross multiply
    497,615.60x = 746,423.40 × 248,783.60
  4. Step 4: Simplify right side
    497,615.60x = 185,697,900,576.24
  5. Step 5: Solve for x
    x = 185,697,900,576.24/497,615.60
  6. Step 6: Final answer
    x = 373,175.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.