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Finding the Fourth Proportional to 5,858,788.24, 8,784,978.58 and 4,652,116.16

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Solution

The fourth proportional to 5,858,788.24, 8,784,978.58 and 4,652,116.16 is: 6,975,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858,788.24 : 8,784,978.58 = 4,652,116.16 : x
  2. Step 2: Convert to fraction form
    5,858,788.24/8,784,978.58 = 4,652,116.16/x
  3. Step 3: Cross multiply
    5,858,788.24x = 8,784,978.58 × 4,652,116.16
  4. Step 4: Simplify right side
    5,858,788.24x = 40,868,740,817,271.85
  5. Step 5: Solve for x
    x = 40,868,740,817,271.85/5,858,788.24
  6. Step 6: Final answer
    x = 6,975,630.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.