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Finding the Fourth Proportional to 599,061.60, 826,237.68 and 384,218.04

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Solution

The fourth proportional to 599,061.60, 826,237.68 and 384,218.04 is: 529,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,061.60 : 826,237.68 = 384,218.04 : x
  2. Step 2: Convert to fraction form
    599,061.60/826,237.68 = 384,218.04/x
  3. Step 3: Cross multiply
    599,061.60x = 826,237.68 × 384,218.04
  4. Step 4: Simplify right side
    599,061.60x = 317,455,421,983.75
  5. Step 5: Solve for x
    x = 317,455,421,983.75/599,061.60
  6. Step 6: Final answer
    x = 529,921.17

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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.