Home / 923,758.53-1,274,714.04-515,828.49

Finding the Fourth Proportional to 923,758.53, 1,274,714.04 and 515,828.49

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Solution

The fourth proportional to 923,758.53, 1,274,714.04 and 515,828.49 is: 711,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,758.53 : 1,274,714.04 = 515,828.49 : x
  2. Step 2: Convert to fraction form
    923,758.53/1,274,714.04 = 515,828.49/x
  3. Step 3: Cross multiply
    923,758.53x = 1,274,714.04 × 515,828.49
  4. Step 4: Simplify right side
    923,758.53x = 657,533,818,435.00
  5. Step 5: Solve for x
    x = 657,533,818,435.00/923,758.53
  6. Step 6: Final answer
    x = 711,802.70

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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.