Home / 406,350.34-609,836.55-181,623.94

Finding the Fourth Proportional to 406,350.34, 609,836.55 and 181,623.94

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Solution

The fourth proportional to 406,350.34, 609,836.55 and 181,623.94 is: 272,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,350.34 : 609,836.55 = 181,623.94 : x
  2. Step 2: Convert to fraction form
    406,350.34/609,836.55 = 181,623.94/x
  3. Step 3: Cross multiply
    406,350.34x = 609,836.55 × 181,623.94
  4. Step 4: Simplify right side
    406,350.34x = 110,760,913,009.71
  5. Step 5: Solve for x
    x = 110,760,913,009.71/406,350.34
  6. Step 6: Final answer
    x = 272,574.93

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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.