Home / 406,148.48-609,616.40-195,934.08

Finding the Fourth Proportional to 406,148.48, 609,616.40 and 195,934.08

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Solution

The fourth proportional to 406,148.48, 609,616.40 and 195,934.08 is: 294,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,148.48 : 609,616.40 = 195,934.08 : x
  2. Step 2: Convert to fraction form
    406,148.48/609,616.40 = 195,934.08/x
  3. Step 3: Cross multiply
    406,148.48x = 609,616.40 × 195,934.08
  4. Step 4: Simplify right side
    406,148.48x = 119,444,628,486.91
  5. Step 5: Solve for x
    x = 119,444,628,486.91/406,148.48
  6. Step 6: Final answer
    x = 294,091.04

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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.