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Finding the Fourth Proportional to 588,483.23, 812,189.58 and 343,548.32

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Solution

The fourth proportional to 588,483.23, 812,189.58 and 343,548.32 is: 474,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,483.23 : 812,189.58 = 343,548.32 : x
  2. Step 2: Convert to fraction form
    588,483.23/812,189.58 = 343,548.32/x
  3. Step 3: Cross multiply
    588,483.23x = 812,189.58 × 343,548.32
  4. Step 4: Simplify right side
    588,483.23x = 279,026,365,730.51
  5. Step 5: Solve for x
    x = 279,026,365,730.51/588,483.23
  6. Step 6: Final answer
    x = 474,144.97

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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.