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Finding the Fourth Proportional to 653,029.88, 901,519.44 and 507,510.68

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Solution

The fourth proportional to 653,029.88, 901,519.44 and 507,510.68 is: 700,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,029.88 : 901,519.44 = 507,510.68 : x
  2. Step 2: Convert to fraction form
    653,029.88/901,519.44 = 507,510.68/x
  3. Step 3: Cross multiply
    653,029.88x = 901,519.44 × 507,510.68
  4. Step 4: Simplify right side
    653,029.88x = 457,530,744,027.62
  5. Step 5: Solve for x
    x = 457,530,744,027.62/653,029.88
  6. Step 6: Final answer
    x = 700,627.58

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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.