Home / 404,870.08-558,714.36-223,577.50

Finding the Fourth Proportional to 404,870.08, 558,714.36 and 223,577.50

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Solution

The fourth proportional to 404,870.08, 558,714.36 and 223,577.50 is: 308,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,870.08 : 558,714.36 = 223,577.50 : x
  2. Step 2: Convert to fraction form
    404,870.08/558,714.36 = 223,577.50/x
  3. Step 3: Cross multiply
    404,870.08x = 558,714.36 × 223,577.50
  4. Step 4: Simplify right side
    404,870.08x = 124,915,959,822.90
  5. Step 5: Solve for x
    x = 124,915,959,822.90/404,870.08
  6. Step 6: Final answer
    x = 308,533.44

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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.