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Finding the Fourth Proportional to 847,372.68, 1,168,886.16 and 507,644.10

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Solution

The fourth proportional to 847,372.68, 1,168,886.16 and 507,644.10 is: 700,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,372.68 : 1,168,886.16 = 507,644.10 : x
  2. Step 2: Convert to fraction form
    847,372.68/1,168,886.16 = 507,644.10/x
  3. Step 3: Cross multiply
    847,372.68x = 1,168,886.16 × 507,644.10
  4. Step 4: Simplify right side
    847,372.68x = 593,378,162,695.66
  5. Step 5: Solve for x
    x = 593,378,162,695.66/847,372.68
  6. Step 6: Final answer
    x = 700,256.42

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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.