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Finding the Fourth Proportional to 504,853.52, 696,573.54 and 308,570.28

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Solution

The fourth proportional to 504,853.52, 696,573.54 and 308,570.28 is: 425,751.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,853.52 : 696,573.54 = 308,570.28 : x
  2. Step 2: Convert to fraction form
    504,853.52/696,573.54 = 308,570.28/x
  3. Step 3: Cross multiply
    504,853.52x = 696,573.54 × 308,570.28
  4. Step 4: Simplify right side
    504,853.52x = 214,941,892,278.39
  5. Step 5: Solve for x
    x = 214,941,892,278.39/504,853.52
  6. Step 6: Final answer
    x = 425,751.00

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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.