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Finding the Fourth Proportional to 302,551.65, 453,827.43 and 103,015.17

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Solution

The fourth proportional to 302,551.65, 453,827.43 and 103,015.17 is: 154,522.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,551.65 : 453,827.43 = 103,015.17 : x
  2. Step 2: Convert to fraction form
    302,551.65/453,827.43 = 103,015.17/x
  3. Step 3: Cross multiply
    302,551.65x = 453,827.43 × 103,015.17
  4. Step 4: Simplify right side
    302,551.65x = 46,751,109,852.11
  5. Step 5: Solve for x
    x = 46,751,109,852.11/302,551.65
  6. Step 6: Final answer
    x = 154,522.74

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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.