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Finding the Fourth Proportional to 1,500.58, 2,070.71 and 837.48

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Solution

The fourth proportional to 1,500.58, 2,070.71 and 837.48 is: 1,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.58 : 2,070.71 = 837.48 : x
  2. Step 2: Convert to fraction form
    1,500.58/2,070.71 = 837.48/x
  3. Step 3: Cross multiply
    1,500.58x = 2,070.71 × 837.48
  4. Step 4: Simplify right side
    1,500.58x = 1,734,178.21
  5. Step 5: Solve for x
    x = 1,734,178.21/1,500.58
  6. Step 6: Final answer
    x = 1,155.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.