Home / 692,342.60-1,036,209.90-502,262.60

Finding the Fourth Proportional to 692,342.60, 1,036,209.90 and 502,262.60

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Solution

The fourth proportional to 692,342.60, 1,036,209.90 and 502,262.60 is: 751,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,342.60 : 1,036,209.90 = 502,262.60 : x
  2. Step 2: Convert to fraction form
    692,342.60/1,036,209.90 = 502,262.60/x
  3. Step 3: Cross multiply
    692,342.60x = 1,036,209.90 × 502,262.60
  4. Step 4: Simplify right side
    692,342.60x = 520,449,478,519.74
  5. Step 5: Solve for x
    x = 520,449,478,519.74/692,342.60
  6. Step 6: Final answer
    x = 751,722.45

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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.