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Finding the Fourth Proportional to 506,894.42, 760,510.53 and 169,968.38

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Solution

The fourth proportional to 506,894.42, 760,510.53 and 169,968.38 is: 255,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,894.42 : 760,510.53 = 169,968.38 : x
  2. Step 2: Convert to fraction form
    506,894.42/760,510.53 = 169,968.38/x
  3. Step 3: Cross multiply
    506,894.42x = 760,510.53 × 169,968.38
  4. Step 4: Simplify right side
    506,894.42x = 129,262,742,757.04
  5. Step 5: Solve for x
    x = 129,262,742,757.04/506,894.42
  6. Step 6: Final answer
    x = 255,009.20

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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.