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Finding the Fourth Proportional to 569,714.76, 786,404.13 and 328,093.56

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Solution

The fourth proportional to 569,714.76, 786,404.13 and 328,093.56 is: 452,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,714.76 : 786,404.13 = 328,093.56 : x
  2. Step 2: Convert to fraction form
    569,714.76/786,404.13 = 328,093.56/x
  3. Step 3: Cross multiply
    569,714.76x = 786,404.13 × 328,093.56
  4. Step 4: Simplify right side
    569,714.76x = 258,014,130,610.40
  5. Step 5: Solve for x
    x = 258,014,130,610.40/569,714.76
  6. Step 6: Final answer
    x = 452,883.00

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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.