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Finding the Fourth Proportional to 608,445.60, 914,223.60 and 540,016.80

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Solution

The fourth proportional to 608,445.60, 914,223.60 and 540,016.80 is: 811,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,445.60 : 914,223.60 = 540,016.80 : x
  2. Step 2: Convert to fraction form
    608,445.60/914,223.60 = 540,016.80/x
  3. Step 3: Cross multiply
    608,445.60x = 914,223.60 × 540,016.80
  4. Step 4: Simplify right side
    608,445.60x = 493,696,102,956.48
  5. Step 5: Solve for x
    x = 493,696,102,956.48/608,445.60
  6. Step 6: Final answer
    x = 811,405.49

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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.