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Finding the Fourth Proportional to 530,435.83, 732,102.35 and 301,014.49

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Solution

The fourth proportional to 530,435.83, 732,102.35 and 301,014.49 is: 415,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,435.83 : 732,102.35 = 301,014.49 : x
  2. Step 2: Convert to fraction form
    530,435.83/732,102.35 = 301,014.49/x
  3. Step 3: Cross multiply
    530,435.83x = 732,102.35 × 301,014.49
  4. Step 4: Simplify right side
    530,435.83x = 220,373,418,589.56
  5. Step 5: Solve for x
    x = 220,373,418,589.56/530,435.83
  6. Step 6: Final answer
    x = 415,457.26

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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.