Home / 936,317.83-1,292,109.42-506,588.53

Finding the Fourth Proportional to 936,317.83, 1,292,109.42 and 506,588.53

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Solution

The fourth proportional to 936,317.83, 1,292,109.42 and 506,588.53 is: 699,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,317.83 : 1,292,109.42 = 506,588.53 : x
  2. Step 2: Convert to fraction form
    936,317.83/1,292,109.42 = 506,588.53/x
  3. Step 3: Cross multiply
    936,317.83x = 1,292,109.42 × 506,588.53
  4. Step 4: Simplify right side
    936,317.83x = 654,567,811,676.95
  5. Step 5: Solve for x
    x = 654,567,811,676.95/936,317.83
  6. Step 6: Final answer
    x = 699,087.20

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1.5x scale

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.