Home / 626,019.84-939,039.66-152,714.16

Finding the Fourth Proportional to 626,019.84, 939,039.66 and 152,714.16

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Solution

The fourth proportional to 626,019.84, 939,039.66 and 152,714.16 is: 229,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,019.84 : 939,039.66 = 152,714.16 : x
  2. Step 2: Convert to fraction form
    626,019.84/939,039.66 = 152,714.16/x
  3. Step 3: Cross multiply
    626,019.84x = 939,039.66 × 152,714.16
  4. Step 4: Simplify right side
    626,019.84x = 143,404,652,883.59
  5. Step 5: Solve for x
    x = 143,404,652,883.59/626,019.84
  6. Step 6: Final answer
    x = 229,073.66

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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.