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Finding the Fourth Proportional to 294,627.52, 406,586.08 and 160,491.52

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Solution

The fourth proportional to 294,627.52, 406,586.08 and 160,491.52 is: 221,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,627.52 : 406,586.08 = 160,491.52 : x
  2. Step 2: Convert to fraction form
    294,627.52/406,586.08 = 160,491.52/x
  3. Step 3: Cross multiply
    294,627.52x = 406,586.08 × 160,491.52
  4. Step 4: Simplify right side
    294,627.52x = 65,253,617,990.04
  5. Step 5: Solve for x
    x = 65,253,617,990.04/294,627.52
  6. Step 6: Final answer
    x = 221,478.35

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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.