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Finding the Fourth Proportional to 1,973,964.52, 2,962,041.62 and 963,094.78

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Solution

The fourth proportional to 1,973,964.52, 2,962,041.62 and 963,094.78 is: 1,445,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,964.52 : 2,962,041.62 = 963,094.78 : x
  2. Step 2: Convert to fraction form
    1,973,964.52/2,962,041.62 = 963,094.78/x
  3. Step 3: Cross multiply
    1,973,964.52x = 2,962,041.62 × 963,094.78
  4. Step 4: Simplify right side
    1,973,964.52x = 2,852,726,822,364.74
  5. Step 5: Solve for x
    x = 2,852,726,822,364.74/1,973,964.52
  6. Step 6: Final answer
    x = 1,445,176.34

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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.