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Finding the Fourth Proportional to 587,551.53, 810,748.53 and 358,025.16

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Solution

The fourth proportional to 587,551.53, 810,748.53 and 358,025.16 is: 494,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,551.53 : 810,748.53 = 358,025.16 : x
  2. Step 2: Convert to fraction form
    587,551.53/810,748.53 = 358,025.16/x
  3. Step 3: Cross multiply
    587,551.53x = 810,748.53 × 358,025.16
  4. Step 4: Simplify right side
    587,551.53x = 290,268,372,173.02
  5. Step 5: Solve for x
    x = 290,268,372,173.02/587,551.53
  6. Step 6: Final answer
    x = 494,030.49

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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.