Home / 936,836.58-1,292,833.40-507,116.58

Finding the Fourth Proportional to 936,836.58, 1,292,833.40 and 507,116.58

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Solution

The fourth proportional to 936,836.58, 1,292,833.40 and 507,116.58 is: 699,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,836.58 : 1,292,833.40 = 507,116.58 : x
  2. Step 2: Convert to fraction form
    936,836.58/1,292,833.40 = 507,116.58/x
  3. Step 3: Cross multiply
    936,836.58x = 1,292,833.40 × 507,116.58
  4. Step 4: Simplify right side
    936,836.58x = 655,617,252,317.77
  5. Step 5: Solve for x
    x = 655,617,252,317.77/936,836.58
  6. Step 6: Final answer
    x = 699,820.30

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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.