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Finding the Fourth Proportional to 589,554.08, 813,715.60 and 374,652

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Solution

The fourth proportional to 589,554.08, 813,715.60 and 374,652 is: 517,102.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,554.08 : 813,715.60 = 374,652 : x
  2. Step 2: Convert to fraction form
    589,554.08/813,715.60 = 374,652/x
  3. Step 3: Cross multiply
    589,554.08x = 813,715.60 × 374,652
  4. Step 4: Simplify right side
    589,554.08x = 304,860,176,971.20
  5. Step 5: Solve for x
    x = 304,860,176,971.20/589,554.08
  6. Step 6: Final answer
    x = 517,102.99

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Why These Related Problems?

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