Home / 718,432.98-1,076,018.19-557,214.66

Finding the Fourth Proportional to 718,432.98, 1,076,018.19 and 557,214.66

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Solution

The fourth proportional to 718,432.98, 1,076,018.19 and 557,214.66 is: 834,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,432.98 : 1,076,018.19 = 557,214.66 : x
  2. Step 2: Convert to fraction form
    718,432.98/1,076,018.19 = 557,214.66/x
  3. Step 3: Cross multiply
    718,432.98x = 1,076,018.19 × 557,214.66
  4. Step 4: Simplify right side
    718,432.98x = 599,573,109,894.67
  5. Step 5: Solve for x
    x = 599,573,109,894.67/718,432.98
  6. Step 6: Final answer
    x = 834,556.77

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