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Finding the Fourth Proportional to 536,441.56, 740,302.40 and 294,739.80

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Solution

The fourth proportional to 536,441.56, 740,302.40 and 294,739.80 is: 406,748.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,441.56 : 740,302.40 = 294,739.80 : x
  2. Step 2: Convert to fraction form
    536,441.56/740,302.40 = 294,739.80/x
  3. Step 3: Cross multiply
    536,441.56x = 740,302.40 × 294,739.80
  4. Step 4: Simplify right side
    536,441.56x = 218,196,581,315.52
  5. Step 5: Solve for x
    x = 218,196,581,315.52/536,441.56
  6. Step 6: Final answer
    x = 406,748.09

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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.