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Finding the Fourth Proportional to 2,935,261.60, 4,402,892.40 and 1,042,194.40

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Solution

The fourth proportional to 2,935,261.60, 4,402,892.40 and 1,042,194.40 is: 1,563,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,261.60 : 4,402,892.40 = 1,042,194.40 : x
  2. Step 2: Convert to fraction form
    2,935,261.60/4,402,892.40 = 1,042,194.40/x
  3. Step 3: Cross multiply
    2,935,261.60x = 4,402,892.40 × 1,042,194.40
  4. Step 4: Simplify right side
    2,935,261.60x = 4,588,669,803,082.56
  5. Step 5: Solve for x
    x = 4,588,669,803,082.56/2,935,261.60
  6. Step 6: Final answer
    x = 1,563,291.60

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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.