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Finding the Fourth Proportional to 358,444.80, 537,667.20 and 109,094.40

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Solution

The fourth proportional to 358,444.80, 537,667.20 and 109,094.40 is: 163,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,444.80 : 537,667.20 = 109,094.40 : x
  2. Step 2: Convert to fraction form
    358,444.80/537,667.20 = 109,094.40/x
  3. Step 3: Cross multiply
    358,444.80x = 537,667.20 × 109,094.40
  4. Step 4: Simplify right side
    358,444.80x = 58,656,480,583.68
  5. Step 5: Solve for x
    x = 58,656,480,583.68/358,444.80
  6. Step 6: Final answer
    x = 163,641.60

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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.