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Finding the Fourth Proportional to 602,827.54, 831,856.28 and 330,852.22

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Solution

The fourth proportional to 602,827.54, 831,856.28 and 330,852.22 is: 456,550.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,827.54 : 831,856.28 = 330,852.22 : x
  2. Step 2: Convert to fraction form
    602,827.54/831,856.28 = 330,852.22/x
  3. Step 3: Cross multiply
    602,827.54x = 831,856.28 × 330,852.22
  4. Step 4: Simplify right side
    602,827.54x = 275,221,496,958.94
  5. Step 5: Solve for x
    x = 275,221,496,958.94/602,827.54
  6. Step 6: Final answer
    x = 456,550.97

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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.