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Finding the Fourth Proportional to 7,001.66, 10,500.98 and 4,495.32

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Solution

The fourth proportional to 7,001.66, 10,500.98 and 4,495.32 is: 6,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.66 : 10,500.98 = 4,495.32 : x
  2. Step 2: Convert to fraction form
    7,001.66/10,500.98 = 4,495.32/x
  3. Step 3: Cross multiply
    7,001.66x = 10,500.98 × 4,495.32
  4. Step 4: Simplify right side
    7,001.66x = 47,205,242.94
  5. Step 5: Solve for x
    x = 47,205,242.94/7,001.66
  6. Step 6: Final answer
    x = 6,742.00

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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.