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Finding the Fourth Proportional to 8,946.02, 12,342.99 and 5,592.24

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Solution

The fourth proportional to 8,946.02, 12,342.99 and 5,592.24 is: 7,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.02 : 12,342.99 = 5,592.24 : x
  2. Step 2: Convert to fraction form
    8,946.02/12,342.99 = 5,592.24/x
  3. Step 3: Cross multiply
    8,946.02x = 12,342.99 × 5,592.24
  4. Step 4: Simplify right side
    8,946.02x = 69,024,962.40
  5. Step 5: Solve for x
    x = 69,024,962.40/8,946.02
  6. Step 6: Final answer
    x = 7,715.72

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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.