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Finding the Fourth Proportional to 341,439.60, 512,159.40 and 183,975.60

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Solution

The fourth proportional to 341,439.60, 512,159.40 and 183,975.60 is: 275,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,439.60 : 512,159.40 = 183,975.60 : x
  2. Step 2: Convert to fraction form
    341,439.60/512,159.40 = 183,975.60/x
  3. Step 3: Cross multiply
    341,439.60x = 512,159.40 × 183,975.60
  4. Step 4: Simplify right side
    341,439.60x = 94,224,832,910.64
  5. Step 5: Solve for x
    x = 94,224,832,910.64/341,439.60
  6. Step 6: Final answer
    x = 275,963.40

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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.