Home / 406,167.98-609,438.62-153,536.20

Finding the Fourth Proportional to 406,167.98, 609,438.62 and 153,536.20

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Solution

The fourth proportional to 406,167.98, 609,438.62 and 153,536.20 is: 230,374.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,167.98 : 609,438.62 = 153,536.20 : x
  2. Step 2: Convert to fraction form
    406,167.98/609,438.62 = 153,536.20/x
  3. Step 3: Cross multiply
    406,167.98x = 609,438.62 × 153,536.20
  4. Step 4: Simplify right side
    406,167.98x = 93,570,889,848.04
  5. Step 5: Solve for x
    x = 93,570,889,848.04/406,167.98
  6. Step 6: Final answer
    x = 230,374.86

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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.