Home / 885,280.10-1,325,951.85-684,950.90

Finding the Fourth Proportional to 885,280.10, 1,325,951.85 and 684,950.90

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Solution

The fourth proportional to 885,280.10, 1,325,951.85 and 684,950.90 is: 1,025,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,280.10 : 1,325,951.85 = 684,950.90 : x
  2. Step 2: Convert to fraction form
    885,280.10/1,325,951.85 = 684,950.90/x
  3. Step 3: Cross multiply
    885,280.10x = 1,325,951.85 × 684,950.90
  4. Step 4: Simplify right side
    885,280.10x = 908,211,913,014.17
  5. Step 5: Solve for x
    x = 908,211,913,014.17/885,280.10
  6. Step 6: Final answer
    x = 1,025,903.45

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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.