Home / 440,848.44-607,291.02-319,633.56

Finding the Fourth Proportional to 440,848.44, 607,291.02 and 319,633.56

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Solution

The fourth proportional to 440,848.44, 607,291.02 and 319,633.56 is: 440,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,848.44 : 607,291.02 = 319,633.56 : x
  2. Step 2: Convert to fraction form
    440,848.44/607,291.02 = 319,633.56/x
  3. Step 3: Cross multiply
    440,848.44x = 607,291.02 × 319,633.56
  4. Step 4: Simplify right side
    440,848.44x = 194,110,590,678.63
  5. Step 5: Solve for x
    x = 194,110,590,678.63/440,848.44
  6. Step 6: Final answer
    x = 440,311.39

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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.