Home / 679,248.90-937,373.18-373,353.56

Finding the Fourth Proportional to 679,248.90, 937,373.18 and 373,353.56

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Solution

The fourth proportional to 679,248.90, 937,373.18 and 373,353.56 is: 515,233.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,248.90 : 937,373.18 = 373,353.56 : x
  2. Step 2: Convert to fraction form
    679,248.90/937,373.18 = 373,353.56/x
  3. Step 3: Cross multiply
    679,248.90x = 937,373.18 × 373,353.56
  4. Step 4: Simplify right side
    679,248.90x = 349,971,613,801.52
  5. Step 5: Solve for x
    x = 349,971,613,801.52/679,248.90
  6. Step 6: Final answer
    x = 515,233.24

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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.