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Finding the Fourth Proportional to 624,287.60, 936,409.44 and 175,004.88

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Solution

The fourth proportional to 624,287.60, 936,409.44 and 175,004.88 is: 262,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,287.60 : 936,409.44 = 175,004.88 : x
  2. Step 2: Convert to fraction form
    624,287.60/936,409.44 = 175,004.88/x
  3. Step 3: Cross multiply
    624,287.60x = 936,409.44 × 175,004.88
  4. Step 4: Simplify right side
    624,287.60x = 163,876,221,678.07
  5. Step 5: Solve for x
    x = 163,876,221,678.07/624,287.60
  6. Step 6: Final answer
    x = 262,501.16

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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.