Home / 738,446.01-1,012,409.77-724,994.57

Finding the Fourth Proportional to 738,446.01, 1,012,409.77 and 724,994.57

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Solution

The fourth proportional to 738,446.01, 1,012,409.77 and 724,994.57 is: 993,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,446.01 : 1,012,409.77 = 724,994.57 : x
  2. Step 2: Convert to fraction form
    738,446.01/1,012,409.77 = 724,994.57/x
  3. Step 3: Cross multiply
    738,446.01x = 1,012,409.77 × 724,994.57
  4. Step 4: Simplify right side
    738,446.01x = 733,991,585,864.95
  5. Step 5: Solve for x
    x = 733,991,585,864.95/738,446.01
  6. Step 6: Final answer
    x = 993,967.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.