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Finding the Fourth Proportional to 610,021.84, 915,025.68 and 250,112.32

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Solution

The fourth proportional to 610,021.84, 915,025.68 and 250,112.32 is: 375,165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,021.84 : 915,025.68 = 250,112.32 : x
  2. Step 2: Convert to fraction form
    610,021.84/915,025.68 = 250,112.32/x
  3. Step 3: Cross multiply
    610,021.84x = 915,025.68 × 250,112.32
  4. Step 4: Simplify right side
    610,021.84x = 228,859,195,684.38
  5. Step 5: Solve for x
    x = 228,859,195,684.38/610,021.84
  6. Step 6: Final answer
    x = 375,165.58

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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.