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Finding the Fourth Proportional to 1,784,352.04, 2,462,338.98 and 1,020,385.96

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Solution

The fourth proportional to 1,784,352.04, 2,462,338.98 and 1,020,385.96 is: 1,408,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,352.04 : 2,462,338.98 = 1,020,385.96 : x
  2. Step 2: Convert to fraction form
    1,784,352.04/2,462,338.98 = 1,020,385.96/x
  3. Step 3: Cross multiply
    1,784,352.04x = 2,462,338.98 × 1,020,385.96
  4. Step 4: Simplify right side
    1,784,352.04x = 2,512,536,123,952.72
  5. Step 5: Solve for x
    x = 2,512,536,123,952.72/1,784,352.04
  6. Step 6: Final answer
    x = 1,408,094.40

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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.