Home / 757,287.84-1,045,022.04-434,770.92

Finding the Fourth Proportional to 757,287.84, 1,045,022.04 and 434,770.92

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Solution

The fourth proportional to 757,287.84, 1,045,022.04 and 434,770.92 is: 599,963.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,287.84 : 1,045,022.04 = 434,770.92 : x
  2. Step 2: Convert to fraction form
    757,287.84/1,045,022.04 = 434,770.92/x
  3. Step 3: Cross multiply
    757,287.84x = 1,045,022.04 × 434,770.92
  4. Step 4: Simplify right side
    757,287.84x = 454,345,193,751.08
  5. Step 5: Solve for x
    x = 454,345,193,751.08/757,287.84
  6. Step 6: Final answer
    x = 599,963.67

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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.