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Finding the Fourth Proportional to 531,870.04, 733,924.05 and 299,292.91

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Solution

The fourth proportional to 531,870.04, 733,924.05 and 299,292.91 is: 412,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,870.04 : 733,924.05 = 299,292.91 : x
  2. Step 2: Convert to fraction form
    531,870.04/733,924.05 = 299,292.91/x
  3. Step 3: Cross multiply
    531,870.04x = 733,924.05 × 299,292.91
  4. Step 4: Simplify right side
    531,870.04x = 219,658,264,643.49
  5. Step 5: Solve for x
    x = 219,658,264,643.49/531,870.04
  6. Step 6: Final answer
    x = 412,992.36

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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.