Home / 936,789.50-1,292,772.74-507,069.52

Finding the Fourth Proportional to 936,789.50, 1,292,772.74 and 507,069.52

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Solution

The fourth proportional to 936,789.50, 1,292,772.74 and 507,069.52 is: 699,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,789.50 : 1,292,772.74 = 507,069.52 : x
  2. Step 2: Convert to fraction form
    936,789.50/1,292,772.74 = 507,069.52/x
  3. Step 3: Cross multiply
    936,789.50x = 1,292,772.74 × 507,069.52
  4. Step 4: Simplify right side
    936,789.50x = 655,525,652,740.89
  5. Step 5: Solve for x
    x = 655,525,652,740.89/936,789.50
  6. Step 6: Final answer
    x = 699,757.69

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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.