Home / 347,580.06-521,567.15-187,653.86

Finding the Fourth Proportional to 347,580.06, 521,567.15 and 187,653.86

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Solution

The fourth proportional to 347,580.06, 521,567.15 and 187,653.86 is: 281,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,580.06 : 521,567.15 = 187,653.86 : x
  2. Step 2: Convert to fraction form
    347,580.06/521,567.15 = 187,653.86/x
  3. Step 3: Cross multiply
    347,580.06x = 521,567.15 × 187,653.86
  4. Step 4: Simplify right side
    347,580.06x = 97,874,091,345.84
  5. Step 5: Solve for x
    x = 97,874,091,345.84/347,580.06
  6. Step 6: Final answer
    x = 281,587.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.