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Finding the Fourth Proportional to 1,758.03, 2,426.04 and 972.06

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Solution

The fourth proportional to 1,758.03, 2,426.04 and 972.06 is: 1,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.03 : 2,426.04 = 972.06 : x
  2. Step 2: Convert to fraction form
    1,758.03/2,426.04 = 972.06/x
  3. Step 3: Cross multiply
    1,758.03x = 2,426.04 × 972.06
  4. Step 4: Simplify right side
    1,758.03x = 2,358,256.44
  5. Step 5: Solve for x
    x = 2,358,256.44/1,758.03
  6. Step 6: Final answer
    x = 1,341.42

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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.