Home / 936,923.90-1,292,954.69-507,203.71

Finding the Fourth Proportional to 936,923.90, 1,292,954.69 and 507,203.71

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Solution

The fourth proportional to 936,923.90, 1,292,954.69 and 507,203.71 is: 699,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,923.90 : 1,292,954.69 = 507,203.71 : x
  2. Step 2: Convert to fraction form
    936,923.90/1,292,954.69 = 507,203.71/x
  3. Step 3: Cross multiply
    936,923.90x = 1,292,954.69 × 507,203.71
  4. Step 4: Simplify right side
    936,923.90x = 655,791,413,665.52
  5. Step 5: Solve for x
    x = 655,791,413,665.52/936,923.90
  6. Step 6: Final answer
    x = 699,940.96

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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.