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Finding the Fourth Proportional to 4,038.60, 6,056.10 and 1,572.60

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Solution

The fourth proportional to 4,038.60, 6,056.10 and 1,572.60 is: 2,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.60 : 6,056.10 = 1,572.60 : x
  2. Step 2: Convert to fraction form
    4,038.60/6,056.10 = 1,572.60/x
  3. Step 3: Cross multiply
    4,038.60x = 6,056.10 × 1,572.60
  4. Step 4: Simplify right side
    4,038.60x = 9,523,822.86
  5. Step 5: Solve for x
    x = 9,523,822.86/4,038.60
  6. Step 6: Final answer
    x = 2,358.20

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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.