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Finding the Fourth Proportional to 570,197.30, 786,960.59 and 325,182.56

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Solution

The fourth proportional to 570,197.30, 786,960.59 and 325,182.56 is: 448,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,197.30 : 786,960.59 = 325,182.56 : x
  2. Step 2: Convert to fraction form
    570,197.30/786,960.59 = 325,182.56/x
  3. Step 3: Cross multiply
    570,197.30x = 786,960.59 × 325,182.56
  4. Step 4: Simplify right side
    570,197.30x = 255,905,853,714.60
  5. Step 5: Solve for x
    x = 255,905,853,714.60/570,197.30
  6. Step 6: Final answer
    x = 448,802.29

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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.