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Finding the Fourth Proportional to 430,234.86, 593,886.48 and 369,562.62

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Solution

The fourth proportional to 430,234.86, 593,886.48 and 369,562.62 is: 510,135.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,234.86 : 593,886.48 = 369,562.62 : x
  2. Step 2: Convert to fraction form
    430,234.86/593,886.48 = 369,562.62/x
  3. Step 3: Cross multiply
    430,234.86x = 593,886.48 × 369,562.62
  4. Step 4: Simplify right side
    430,234.86x = 219,478,243,531.38
  5. Step 5: Solve for x
    x = 219,478,243,531.38/430,234.86
  6. Step 6: Final answer
    x = 510,135.89

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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.