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Finding the Fourth Proportional to 4,703.90, 7,051.80 and 2,395.40

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Solution

The fourth proportional to 4,703.90, 7,051.80 and 2,395.40 is: 3,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.90 : 7,051.80 = 2,395.40 : x
  2. Step 2: Convert to fraction form
    4,703.90/7,051.80 = 2,395.40/x
  3. Step 3: Cross multiply
    4,703.90x = 7,051.80 × 2,395.40
  4. Step 4: Simplify right side
    4,703.90x = 16,891,881.72
  5. Step 5: Solve for x
    x = 16,891,881.72/4,703.90
  6. Step 6: Final answer
    x = 3,591.04

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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.