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Finding the Fourth Proportional to 4,952,784.94, 7,428,411.12 and 2,035,173.58

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Solution

The fourth proportional to 4,952,784.94, 7,428,411.12 and 2,035,173.58 is: 3,052,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952,784.94 : 7,428,411.12 = 2,035,173.58 : x
  2. Step 2: Convert to fraction form
    4,952,784.94/7,428,411.12 = 2,035,173.58/x
  3. Step 3: Cross multiply
    4,952,784.94x = 7,428,411.12 × 2,035,173.58
  4. Step 4: Simplify right side
    4,952,784.94x = 15,118,106,052,802.21
  5. Step 5: Solve for x
    x = 15,118,106,052,802.21/4,952,784.94
  6. Step 6: Final answer
    x = 3,052,445.49

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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.