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Finding the Fourth Proportional to 506,093.60, 758,654.40 and 292,642.40

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Solution

The fourth proportional to 506,093.60, 758,654.40 and 292,642.40 is: 438,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,093.60 : 758,654.40 = 292,642.40 : x
  2. Step 2: Convert to fraction form
    506,093.60/758,654.40 = 292,642.40/x
  3. Step 3: Cross multiply
    506,093.60x = 758,654.40 × 292,642.40
  4. Step 4: Simplify right side
    506,093.60x = 222,014,444,386.56
  5. Step 5: Solve for x
    x = 222,014,444,386.56/506,093.60
  6. Step 6: Final answer
    x = 438,682.58

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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.