Home / 406,319.04-560,997.36-253,416.96

Finding the Fourth Proportional to 406,319.04, 560,997.36 and 253,416.96

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Solution

The fourth proportional to 406,319.04, 560,997.36 and 253,416.96 is: 349,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,319.04 : 560,997.36 = 253,416.96 : x
  2. Step 2: Convert to fraction form
    406,319.04/560,997.36 = 253,416.96/x
  3. Step 3: Cross multiply
    406,319.04x = 560,997.36 × 253,416.96
  4. Step 4: Simplify right side
    406,319.04x = 142,166,245,539.23
  5. Step 5: Solve for x
    x = 142,166,245,539.23/406,319.04
  6. Step 6: Final answer
    x = 349,888.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.