Home / 457,037.56-630,607.44-293,779.36

Finding the Fourth Proportional to 457,037.56, 630,607.44 and 293,779.36

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Solution

The fourth proportional to 457,037.56, 630,607.44 and 293,779.36 is: 405,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,037.56 : 630,607.44 = 293,779.36 : x
  2. Step 2: Convert to fraction form
    457,037.56/630,607.44 = 293,779.36/x
  3. Step 3: Cross multiply
    457,037.56x = 630,607.44 × 293,779.36
  4. Step 4: Simplify right side
    457,037.56x = 185,259,450,134.44
  5. Step 5: Solve for x
    x = 185,259,450,134.44/457,037.56
  6. Step 6: Final answer
    x = 405,348.41

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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.