Home / 876,664.40-1,314,996.60-503,416.40

Finding the Fourth Proportional to 876,664.40, 1,314,996.60 and 503,416.40

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Solution

The fourth proportional to 876,664.40, 1,314,996.60 and 503,416.40 is: 755,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,664.40 : 1,314,996.60 = 503,416.40 : x
  2. Step 2: Convert to fraction form
    876,664.40/1,314,996.60 = 503,416.40/x
  3. Step 3: Cross multiply
    876,664.40x = 1,314,996.60 × 503,416.40
  4. Step 4: Simplify right side
    876,664.40x = 661,990,854,384.24
  5. Step 5: Solve for x
    x = 661,990,854,384.24/876,664.40
  6. Step 6: Final answer
    x = 755,124.60

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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.