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Finding the Fourth Proportional to 671,848.34, 927,151.65 and 365,925.92

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Solution

The fourth proportional to 671,848.34, 927,151.65 and 365,925.92 is: 504,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,848.34 : 927,151.65 = 365,925.92 : x
  2. Step 2: Convert to fraction form
    671,848.34/927,151.65 = 365,925.92/x
  3. Step 3: Cross multiply
    671,848.34x = 927,151.65 × 365,925.92
  4. Step 4: Simplify right side
    671,848.34x = 339,268,820,505.77
  5. Step 5: Solve for x
    x = 339,268,820,505.77/671,848.34
  6. Step 6: Final answer
    x = 504,978.28

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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.