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Finding the Fourth Proportional to 373,000.47, 514,740.72 and 203,234.59

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Solution

The fourth proportional to 373,000.47, 514,740.72 and 203,234.59 is: 280,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,000.47 : 514,740.72 = 203,234.59 : x
  2. Step 2: Convert to fraction form
    373,000.47/514,740.72 = 203,234.59/x
  3. Step 3: Cross multiply
    373,000.47x = 514,740.72 × 203,234.59
  4. Step 4: Simplify right side
    373,000.47x = 104,613,119,185.51
  5. Step 5: Solve for x
    x = 104,613,119,185.51/373,000.47
  6. Step 6: Final answer
    x = 280,463.77

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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.