Home / 653,533.12-980,296.08-254,451.52

Finding the Fourth Proportional to 653,533.12, 980,296.08 and 254,451.52

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Solution

The fourth proportional to 653,533.12, 980,296.08 and 254,451.52 is: 381,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,533.12 : 980,296.08 = 254,451.52 : x
  2. Step 2: Convert to fraction form
    653,533.12/980,296.08 = 254,451.52/x
  3. Step 3: Cross multiply
    653,533.12x = 980,296.08 × 254,451.52
  4. Step 4: Simplify right side
    653,533.12x = 249,437,827,606.04
  5. Step 5: Solve for x
    x = 249,437,827,606.04/653,533.12
  6. Step 6: Final answer
    x = 381,675.88

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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.