Home / 457,196.89-630,925.04-253,247.14

Finding the Fourth Proportional to 457,196.89, 630,925.04 and 253,247.14

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Solution

The fourth proportional to 457,196.89, 630,925.04 and 253,247.14 is: 349,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,196.89 : 630,925.04 = 253,247.14 : x
  2. Step 2: Convert to fraction form
    457,196.89/630,925.04 = 253,247.14/x
  3. Step 3: Cross multiply
    457,196.89x = 630,925.04 × 253,247.14
  4. Step 4: Simplify right side
    457,196.89x = 159,779,961,934.39
  5. Step 5: Solve for x
    x = 159,779,961,934.39/457,196.89
  6. Step 6: Final answer
    x = 349,477.36

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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.