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Finding the Fourth Proportional to 579,714.56, 869,572.32 and 466,865.60

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Solution

The fourth proportional to 579,714.56, 869,572.32 and 466,865.60 is: 700,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,714.56 : 869,572.32 = 466,865.60 : x
  2. Step 2: Convert to fraction form
    579,714.56/869,572.32 = 466,865.60/x
  3. Step 3: Cross multiply
    579,714.56x = 869,572.32 × 466,865.60
  4. Step 4: Simplify right side
    579,714.56x = 405,973,402,920.19
  5. Step 5: Solve for x
    x = 405,973,402,920.19/579,714.56
  6. Step 6: Final answer
    x = 700,298.79

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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.