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Finding the Fourth Proportional to 544,374.48, 751,194.12 and 302,642.34

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Solution

The fourth proportional to 544,374.48, 751,194.12 and 302,642.34 is: 417,622.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,374.48 : 751,194.12 = 302,642.34 : x
  2. Step 2: Convert to fraction form
    544,374.48/751,194.12 = 302,642.34/x
  3. Step 3: Cross multiply
    544,374.48x = 751,194.12 × 302,642.34
  4. Step 4: Simplify right side
    544,374.48x = 227,343,146,271.04
  5. Step 5: Solve for x
    x = 227,343,146,271.04/544,374.48
  6. Step 6: Final answer
    x = 417,622.71

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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.