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Finding the Fourth Proportional to 579,348.56, 798,663.24 and 406,741.04

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Solution

The fourth proportional to 579,348.56, 798,663.24 and 406,741.04 is: 560,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,348.56 : 798,663.24 = 406,741.04 : x
  2. Step 2: Convert to fraction form
    579,348.56/798,663.24 = 406,741.04/x
  3. Step 3: Cross multiply
    579,348.56x = 798,663.24 × 406,741.04
  4. Step 4: Simplify right side
    579,348.56x = 324,849,116,847.37
  5. Step 5: Solve for x
    x = 324,849,116,847.37/579,348.56
  6. Step 6: Final answer
    x = 560,714.46

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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.