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Finding the Fourth Proportional to 261,359.42, 360,802.74 and 175,286.93

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Solution

The fourth proportional to 261,359.42, 360,802.74 and 175,286.93 is: 241,980.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,359.42 : 360,802.74 = 175,286.93 : x
  2. Step 2: Convert to fraction form
    261,359.42/360,802.74 = 175,286.93/x
  3. Step 3: Cross multiply
    261,359.42x = 360,802.74 × 175,286.93
  4. Step 4: Simplify right side
    261,359.42x = 63,244,004,630.19
  5. Step 5: Solve for x
    x = 63,244,004,630.19/261,359.42
  6. Step 6: Final answer
    x = 241,980.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.