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Finding the Fourth Proportional to 194,988.92, 292,483.46 and 70,329.92

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Solution

The fourth proportional to 194,988.92, 292,483.46 and 70,329.92 is: 105,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,988.92 : 292,483.46 = 70,329.92 : x
  2. Step 2: Convert to fraction form
    194,988.92/292,483.46 = 70,329.92/x
  3. Step 3: Cross multiply
    194,988.92x = 292,483.46 × 70,329.92
  4. Step 4: Simplify right side
    194,988.92x = 20,570,337,056.53
  5. Step 5: Solve for x
    x = 20,570,337,056.53/194,988.92
  6. Step 6: Final answer
    x = 105,494.90

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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.