Home / 445,926.36-615,203.21-254,837.24

Finding the Fourth Proportional to 445,926.36, 615,203.21 and 254,837.24

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Solution

The fourth proportional to 445,926.36, 615,203.21 and 254,837.24 is: 351,575.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,926.36 : 615,203.21 = 254,837.24 : x
  2. Step 2: Convert to fraction form
    445,926.36/615,203.21 = 254,837.24/x
  3. Step 3: Cross multiply
    445,926.36x = 615,203.21 × 254,837.24
  4. Step 4: Simplify right side
    445,926.36x = 156,776,688,075.54
  5. Step 5: Solve for x
    x = 156,776,688,075.54/445,926.36
  6. Step 6: Final answer
    x = 351,575.29

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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.