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Finding the Fourth Proportional to 352,681.74, 486,686.97 and 191,533.14

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Solution

The fourth proportional to 352,681.74, 486,686.97 and 191,533.14 is: 264,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,681.74 : 486,686.97 = 191,533.14 : x
  2. Step 2: Convert to fraction form
    352,681.74/486,686.97 = 191,533.14/x
  3. Step 3: Cross multiply
    352,681.74x = 486,686.97 × 191,533.14
  4. Step 4: Simplify right side
    352,681.74x = 93,216,683,561.19
  5. Step 5: Solve for x
    x = 93,216,683,561.19/352,681.74
  6. Step 6: Final answer
    x = 264,308.22

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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.