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Finding the Fourth Proportional to 308,883.60, 463,325.40 and 242,528.40

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Solution

The fourth proportional to 308,883.60, 463,325.40 and 242,528.40 is: 363,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,883.60 : 463,325.40 = 242,528.40 : x
  2. Step 2: Convert to fraction form
    308,883.60/463,325.40 = 242,528.40/x
  3. Step 3: Cross multiply
    308,883.60x = 463,325.40 × 242,528.40
  4. Step 4: Simplify right side
    308,883.60x = 112,369,567,941.36
  5. Step 5: Solve for x
    x = 112,369,567,941.36/308,883.60
  6. Step 6: Final answer
    x = 363,792.60

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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.