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Finding the Fourth Proportional to 4,602.03, 6,903.05 and 1,315.13

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Solution

The fourth proportional to 4,602.03, 6,903.05 and 1,315.13 is: 1,972.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602.03 : 6,903.05 = 1,315.13 : x
  2. Step 2: Convert to fraction form
    4,602.03/6,903.05 = 1,315.13/x
  3. Step 3: Cross multiply
    4,602.03x = 6,903.05 × 1,315.13
  4. Step 4: Simplify right side
    4,602.03x = 9,078,381.16
  5. Step 5: Solve for x
    x = 9,078,381.16/4,602.03
  6. Step 6: Final answer
    x = 1,972.69

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Half scale
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Double scale
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Similar ratio
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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.