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Finding the Fourth Proportional to 530,534.88, 732,017.88 and 444,840.12

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Solution

The fourth proportional to 530,534.88, 732,017.88 and 444,840.12 is: 613,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,534.88 : 732,017.88 = 444,840.12 : x
  2. Step 2: Convert to fraction form
    530,534.88/732,017.88 = 444,840.12/x
  3. Step 3: Cross multiply
    530,534.88x = 732,017.88 × 444,840.12
  4. Step 4: Simplify right side
    530,534.88x = 325,630,921,581.35
  5. Step 5: Solve for x
    x = 325,630,921,581.35/530,534.88
  6. Step 6: Final answer
    x = 613,778.54

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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.