Home / 374,026.60-515,623.08-230,690.62

Finding the Fourth Proportional to 374,026.60, 515,623.08 and 230,690.62

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Solution

The fourth proportional to 374,026.60, 515,623.08 and 230,690.62 is: 318,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,026.60 : 515,623.08 = 230,690.62 : x
  2. Step 2: Convert to fraction form
    374,026.60/515,623.08 = 230,690.62/x
  3. Step 3: Cross multiply
    374,026.60x = 515,623.08 × 230,690.62
  4. Step 4: Simplify right side
    374,026.60x = 118,949,408,011.51
  5. Step 5: Solve for x
    x = 118,949,408,011.51/374,026.60
  6. Step 6: Final answer
    x = 318,023.93

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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.