Home / 936,736.26-1,292,695.02-507,015.70

Finding the Fourth Proportional to 936,736.26, 1,292,695.02 and 507,015.70

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Solution

The fourth proportional to 936,736.26, 1,292,695.02 and 507,015.70 is: 699,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,736.26 : 1,292,695.02 = 507,015.70 : x
  2. Step 2: Convert to fraction form
    936,736.26/1,292,695.02 = 507,015.70/x
  3. Step 3: Cross multiply
    936,736.26x = 1,292,695.02 × 507,015.70
  4. Step 4: Simplify right side
    936,736.26x = 655,416,670,451.81
  5. Step 5: Solve for x
    x = 655,416,670,451.81/936,736.26
  6. Step 6: Final answer
    x = 699,681.11

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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.