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Finding the Fourth Proportional to 3,594.06, 5,391.10 and 997

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Solution

The fourth proportional to 3,594.06, 5,391.10 and 997 is: 1,495.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.06 : 5,391.10 = 997 : x
  2. Step 2: Convert to fraction form
    3,594.06/5,391.10 = 997/x
  3. Step 3: Cross multiply
    3,594.06x = 5,391.10 × 997
  4. Step 4: Simplify right side
    3,594.06x = 5,374,921.72
  5. Step 5: Solve for x
    x = 5,374,921.72/3,594.06
  6. Step 6: Final answer
    x = 1,495.50

Related Problems

Find fourth proportional to 1,797.03, 2,695.55 and 498.50
Half scale
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Double scale
Find fourth proportional to 3,595.06, 5,392.60 and 998
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.