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Finding the Fourth Proportional to 16,492.48, 24,740.40 and 6,630.40

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Solution

The fourth proportional to 16,492.48, 24,740.40 and 6,630.40 is: 9,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,492.48 : 24,740.40 = 6,630.40 : x
  2. Step 2: Convert to fraction form
    16,492.48/24,740.40 = 6,630.40/x
  3. Step 3: Cross multiply
    16,492.48x = 24,740.40 × 6,630.40
  4. Step 4: Simplify right side
    16,492.48x = 164,038,748.16
  5. Step 5: Solve for x
    x = 164,038,748.16/16,492.48
  6. Step 6: Final answer
    x = 9,946.28

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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.