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Finding the Fourth Proportional to 310,802.40, 466,268.40 and 177,573.60

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Solution

The fourth proportional to 310,802.40, 466,268.40 and 177,573.60 is: 266,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,802.40 : 466,268.40 = 177,573.60 : x
  2. Step 2: Convert to fraction form
    310,802.40/466,268.40 = 177,573.60/x
  3. Step 3: Cross multiply
    310,802.40x = 466,268.40 × 177,573.60
  4. Step 4: Simplify right side
    310,802.40x = 82,796,958,354.24
  5. Step 5: Solve for x
    x = 82,796,958,354.24/310,802.40
  6. Step 6: Final answer
    x = 266,397.42

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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.