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Finding the Fourth Proportional to 589,554.20, 813,353.84 and 362,806.04

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Solution

The fourth proportional to 589,554.20, 813,353.84 and 362,806.04 is: 500,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,554.20 : 813,353.84 = 362,806.04 : x
  2. Step 2: Convert to fraction form
    589,554.20/813,353.84 = 362,806.04/x
  3. Step 3: Cross multiply
    589,554.20x = 813,353.84 × 362,806.04
  4. Step 4: Simplify right side
    589,554.20x = 295,089,685,809.19
  5. Step 5: Solve for x
    x = 295,089,685,809.19/589,554.20
  6. Step 6: Final answer
    x = 500,530.21

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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.