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Finding the Fourth Proportional to 1,510.08, 2,265.46 and 470.06

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Solution

The fourth proportional to 1,510.08, 2,265.46 and 470.06 is: 705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.08 : 2,265.46 = 470.06 : x
  2. Step 2: Convert to fraction form
    1,510.08/2,265.46 = 470.06/x
  3. Step 3: Cross multiply
    1,510.08x = 2,265.46 × 470.06
  4. Step 4: Simplify right side
    1,510.08x = 1,064,902.13
  5. Step 5: Solve for x
    x = 1,064,902.13/1,510.08
  6. Step 6: Final answer
    x = 705.20

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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.