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Finding the Fourth Proportional to 295,127.40, 442,802.88 and 176,883.60

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Solution

The fourth proportional to 295,127.40, 442,802.88 and 176,883.60 is: 265,392.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,127.40 : 442,802.88 = 176,883.60 : x
  2. Step 2: Convert to fraction form
    295,127.40/442,802.88 = 176,883.60/x
  3. Step 3: Cross multiply
    295,127.40x = 442,802.88 × 176,883.60
  4. Step 4: Simplify right side
    295,127.40x = 78,324,567,504.77
  5. Step 5: Solve for x
    x = 78,324,567,504.77/295,127.40
  6. Step 6: Final answer
    x = 265,392.39

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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.