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Finding the Fourth Proportional to 366,835.86, 506,018.40 and 230,653.98

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Solution

The fourth proportional to 366,835.86, 506,018.40 and 230,653.98 is: 318,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,835.86 : 506,018.40 = 230,653.98 : x
  2. Step 2: Convert to fraction form
    366,835.86/506,018.40 = 230,653.98/x
  3. Step 3: Cross multiply
    366,835.86x = 506,018.40 × 230,653.98
  4. Step 4: Simplify right side
    366,835.86x = 116,715,157,913.23
  5. Step 5: Solve for x
    x = 116,715,157,913.23/366,835.86
  6. Step 6: Final answer
    x = 318,167.25

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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.