Home / 718,554.30-1,076,943.90-616,635.96

Finding the Fourth Proportional to 718,554.30, 1,076,943.90 and 616,635.96

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Solution

The fourth proportional to 718,554.30, 1,076,943.90 and 616,635.96 is: 924,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,554.30 : 1,076,943.90 = 616,635.96 : x
  2. Step 2: Convert to fraction form
    718,554.30/1,076,943.90 = 616,635.96/x
  3. Step 3: Cross multiply
    718,554.30x = 1,076,943.90 × 616,635.96
  4. Step 4: Simplify right side
    718,554.30x = 664,082,335,642.64
  5. Step 5: Solve for x
    x = 664,082,335,642.64/718,554.30
  6. Step 6: Final answer
    x = 924,192.28

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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.