Home / 886,004.60-1,329,006.90-530,835.80

Finding the Fourth Proportional to 886,004.60, 1,329,006.90 and 530,835.80

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Solution

The fourth proportional to 886,004.60, 1,329,006.90 and 530,835.80 is: 796,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,004.60 : 1,329,006.90 = 530,835.80 : x
  2. Step 2: Convert to fraction form
    886,004.60/1,329,006.90 = 530,835.80/x
  3. Step 3: Cross multiply
    886,004.60x = 1,329,006.90 × 530,835.80
  4. Step 4: Simplify right side
    886,004.60x = 705,484,440,967.02
  5. Step 5: Solve for x
    x = 705,484,440,967.02/886,004.60
  6. Step 6: Final answer
    x = 796,253.70

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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.