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Finding the Fourth Proportional to 358,047.52, 537,071.10 and 170,490.40

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Solution

The fourth proportional to 358,047.52, 537,071.10 and 170,490.40 is: 255,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,047.52 : 537,071.10 = 170,490.40 : x
  2. Step 2: Convert to fraction form
    358,047.52/537,071.10 = 170,490.40/x
  3. Step 3: Cross multiply
    358,047.52x = 537,071.10 × 170,490.40
  4. Step 4: Simplify right side
    358,047.52x = 91,565,466,667.44
  5. Step 5: Solve for x
    x = 91,565,466,667.44/358,047.52
  6. Step 6: Final answer
    x = 255,735.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.