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Finding the Fourth Proportional to 595,179.04, 821,529.12 and 353,500.96

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Solution

The fourth proportional to 595,179.04, 821,529.12 and 353,500.96 is: 487,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,179.04 : 821,529.12 = 353,500.96 : x
  2. Step 2: Convert to fraction form
    595,179.04/821,529.12 = 353,500.96/x
  3. Step 3: Cross multiply
    595,179.04x = 821,529.12 × 353,500.96
  4. Step 4: Simplify right side
    595,179.04x = 290,411,332,587.96
  5. Step 5: Solve for x
    x = 290,411,332,587.96/595,179.04
  6. Step 6: Final answer
    x = 487,939.45

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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.