Home / 936,909.32-1,292,927.22-507,180.68

Finding the Fourth Proportional to 936,909.32, 1,292,927.22 and 507,180.68

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Solution

The fourth proportional to 936,909.32, 1,292,927.22 and 507,180.68 is: 699,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,909.32 : 1,292,927.22 = 507,180.68 : x
  2. Step 2: Convert to fraction form
    936,909.32/1,292,927.22 = 507,180.68/x
  3. Step 3: Cross multiply
    936,909.32x = 1,292,927.22 × 507,180.68
  4. Step 4: Simplify right side
    936,909.32x = 655,747,706,630.11
  5. Step 5: Solve for x
    x = 655,747,706,630.11/936,909.32
  6. Step 6: Final answer
    x = 699,905.20

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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.