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Finding the Fourth Proportional to 7,482.98, 10,326.20 and 4,416.81

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Solution

The fourth proportional to 7,482.98, 10,326.20 and 4,416.81 is: 6,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.98 : 10,326.20 = 4,416.81 : x
  2. Step 2: Convert to fraction form
    7,482.98/10,326.20 = 4,416.81/x
  3. Step 3: Cross multiply
    7,482.98x = 10,326.20 × 4,416.81
  4. Step 4: Simplify right side
    7,482.98x = 45,608,841.34
  5. Step 5: Solve for x
    x = 45,608,841.34/7,482.98
  6. Step 6: Final answer
    x = 6,095.01

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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.