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Finding the Fourth Proportional to 10,574.46, 15,860.04 and 4,730.04

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Solution

The fourth proportional to 10,574.46, 15,860.04 and 4,730.04 is: 7,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.46 : 15,860.04 = 4,730.04 : x
  2. Step 2: Convert to fraction form
    10,574.46/15,860.04 = 4,730.04/x
  3. Step 3: Cross multiply
    10,574.46x = 15,860.04 × 4,730.04
  4. Step 4: Simplify right side
    10,574.46x = 75,018,623.60
  5. Step 5: Solve for x
    x = 75,018,623.60/10,574.46
  6. Step 6: Final answer
    x = 7,094.32

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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.