Home / 1,003,280.55-1,504,920.84-470,855.40

Finding the Fourth Proportional to 1,003,280.55, 1,504,920.84 and 470,855.40

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Solution

The fourth proportional to 1,003,280.55, 1,504,920.84 and 470,855.40 is: 706,283.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,280.55 : 1,504,920.84 = 470,855.40 : x
  2. Step 2: Convert to fraction form
    1,003,280.55/1,504,920.84 = 470,855.40/x
  3. Step 3: Cross multiply
    1,003,280.55x = 1,504,920.84 × 470,855.40
  4. Step 4: Simplify right side
    1,003,280.55x = 708,600,104,086.54
  5. Step 5: Solve for x
    x = 708,600,104,086.54/1,003,280.55
  6. Step 6: Final answer
    x = 706,283.11

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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.