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Finding the Fourth Proportional to 1,714.02, 2,572.05 and 740.10

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Solution

The fourth proportional to 1,714.02, 2,572.05 and 740.10 is: 1,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.02 : 2,572.05 = 740.10 : x
  2. Step 2: Convert to fraction form
    1,714.02/2,572.05 = 740.10/x
  3. Step 3: Cross multiply
    1,714.02x = 2,572.05 × 740.10
  4. Step 4: Simplify right side
    1,714.02x = 1,903,574.21
  5. Step 5: Solve for x
    x = 1,903,574.21/1,714.02
  6. Step 6: Final answer
    x = 1,110.59

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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.