Home / 330,895.33-453,661.29-324,916.58

Finding the Fourth Proportional to 330,895.33, 453,661.29 and 324,916.58

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Solution

The fourth proportional to 330,895.33, 453,661.29 and 324,916.58 is: 445,464.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,895.33 : 453,661.29 = 324,916.58 : x
  2. Step 2: Convert to fraction form
    330,895.33/453,661.29 = 324,916.58/x
  3. Step 3: Cross multiply
    330,895.33x = 453,661.29 × 324,916.58
  4. Step 4: Simplify right side
    330,895.33x = 147,402,075,959.34
  5. Step 5: Solve for x
    x = 147,402,075,959.34/330,895.33
  6. Step 6: Final answer
    x = 445,464.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.