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Finding the Fourth Proportional to 536,416.28, 740,267.52 and 294,714.52

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Solution

The fourth proportional to 536,416.28, 740,267.52 and 294,714.52 is: 406,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,416.28 : 740,267.52 = 294,714.52 : x
  2. Step 2: Convert to fraction form
    536,416.28/740,267.52 = 294,714.52/x
  3. Step 3: Cross multiply
    536,416.28x = 740,267.52 × 294,714.52
  4. Step 4: Simplify right side
    536,416.28x = 218,167,586,828.39
  5. Step 5: Solve for x
    x = 218,167,586,828.39/536,416.28
  6. Step 6: Final answer
    x = 406,713.21

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1.5x scale

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.