Home / 646,015.41-969,226.71-304,445.01

Finding the Fourth Proportional to 646,015.41, 969,226.71 and 304,445.01

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Solution

The fourth proportional to 646,015.41, 969,226.71 and 304,445.01 is: 456,763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,015.41 : 969,226.71 = 304,445.01 : x
  2. Step 2: Convert to fraction form
    646,015.41/969,226.71 = 304,445.01/x
  3. Step 3: Cross multiply
    646,015.41x = 969,226.71 × 304,445.01
  4. Step 4: Simplify right side
    646,015.41x = 295,076,235,418.22
  5. Step 5: Solve for x
    x = 295,076,235,418.22/646,015.41
  6. Step 6: Final answer
    x = 456,763.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.