Home / 456,837.37-630,427.90-252,883.93

Finding the Fourth Proportional to 456,837.37, 630,427.90 and 252,883.93

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Solution

The fourth proportional to 456,837.37, 630,427.90 and 252,883.93 is: 348,975.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,837.37 : 630,427.90 = 252,883.93 : x
  2. Step 2: Convert to fraction form
    456,837.37/630,427.90 = 252,883.93/x
  3. Step 3: Cross multiply
    456,837.37x = 630,427.90 × 252,883.93
  4. Step 4: Simplify right side
    456,837.37x = 159,425,084,933.65
  5. Step 5: Solve for x
    x = 159,425,084,933.65/456,837.37
  6. Step 6: Final answer
    x = 348,975.58

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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.