Home / 330,918.48-456,655.32-180,012.24

Finding the Fourth Proportional to 330,918.48, 456,655.32 and 180,012.24

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Solution

The fourth proportional to 330,918.48, 456,655.32 and 180,012.24 is: 248,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,918.48 : 456,655.32 = 180,012.24 : x
  2. Step 2: Convert to fraction form
    330,918.48/456,655.32 = 180,012.24/x
  3. Step 3: Cross multiply
    330,918.48x = 456,655.32 × 180,012.24
  4. Step 4: Simplify right side
    330,918.48x = 82,203,547,061.12
  5. Step 5: Solve for x
    x = 82,203,547,061.12/330,918.48
  6. Step 6: Final answer
    x = 248,410.26

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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.