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Finding the Fourth Proportional to 616,794.60, 850,706.91 and 530,899.77

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Solution

The fourth proportional to 616,794.60, 850,706.91 and 530,899.77 is: 732,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,794.60 : 850,706.91 = 530,899.77 : x
  2. Step 2: Convert to fraction form
    616,794.60/850,706.91 = 530,899.77/x
  3. Step 3: Cross multiply
    616,794.60x = 850,706.91 × 530,899.77
  4. Step 4: Simplify right side
    616,794.60x = 451,640,102,856.41
  5. Step 5: Solve for x
    x = 451,640,102,856.41/616,794.60
  6. Step 6: Final answer
    x = 732,237.45

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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.