Home / 936,906.04-1,292,928.85-507,186.06

Finding the Fourth Proportional to 936,906.04, 1,292,928.85 and 507,186.06

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Solution

The fourth proportional to 936,906.04, 1,292,928.85 and 507,186.06 is: 699,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,906.04 : 1,292,928.85 = 507,186.06 : x
  2. Step 2: Convert to fraction form
    936,906.04/1,292,928.85 = 507,186.06/x
  3. Step 3: Cross multiply
    936,906.04x = 1,292,928.85 × 507,186.06
  4. Step 4: Simplify right side
    936,906.04x = 655,755,489,291.83
  5. Step 5: Solve for x
    x = 655,755,489,291.83/936,906.04
  6. Step 6: Final answer
    x = 699,915.96

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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.