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Finding the Fourth Proportional to 354,466.40, 532,045.20 and 177,173.60

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Solution

The fourth proportional to 354,466.40, 532,045.20 and 177,173.60 is: 265,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,466.40 : 532,045.20 = 177,173.60 : x
  2. Step 2: Convert to fraction form
    354,466.40/532,045.20 = 177,173.60/x
  3. Step 3: Cross multiply
    354,466.40x = 532,045.20 × 177,173.60
  4. Step 4: Simplify right side
    354,466.40x = 94,264,363,446.72
  5. Step 5: Solve for x
    x = 94,264,363,446.72/354,466.40
  6. Step 6: Final answer
    x = 265,933.14

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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.