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Finding the Fourth Proportional to 536,266.47, 740,053.77 and 294,554.64

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Solution

The fourth proportional to 536,266.47, 740,053.77 and 294,554.64 is: 406,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,266.47 : 740,053.77 = 294,554.64 : x
  2. Step 2: Convert to fraction form
    536,266.47/740,053.77 = 294,554.64/x
  3. Step 3: Cross multiply
    536,266.47x = 740,053.77 × 294,554.64
  4. Step 4: Simplify right side
    536,266.47x = 217,986,271,802.99
  5. Step 5: Solve for x
    x = 217,986,271,802.99/536,266.47
  6. Step 6: Final answer
    x = 406,488.72

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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.