Home / 403,329.92-604,995.06-166,412.20

Finding the Fourth Proportional to 403,329.92, 604,995.06 and 166,412.20

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Solution

The fourth proportional to 403,329.92, 604,995.06 and 166,412.20 is: 249,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,329.92 : 604,995.06 = 166,412.20 : x
  2. Step 2: Convert to fraction form
    403,329.92/604,995.06 = 166,412.20/x
  3. Step 3: Cross multiply
    403,329.92x = 604,995.06 × 166,412.20
  4. Step 4: Simplify right side
    403,329.92x = 100,678,558,923.73
  5. Step 5: Solve for x
    x = 100,678,558,923.73/403,329.92
  6. Step 6: Final answer
    x = 249,618.37

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1.5x scale

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.