Home / 847,504.36-1,169,561.46-465,527.80

Finding the Fourth Proportional to 847,504.36, 1,169,561.46 and 465,527.80

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Solution

The fourth proportional to 847,504.36, 1,169,561.46 and 465,527.80 is: 642,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,504.36 : 1,169,561.46 = 465,527.80 : x
  2. Step 2: Convert to fraction form
    847,504.36/1,169,561.46 = 465,527.80/x
  3. Step 3: Cross multiply
    847,504.36x = 1,169,561.46 × 465,527.80
  4. Step 4: Simplify right side
    847,504.36x = 544,463,373,438.59
  5. Step 5: Solve for x
    x = 544,463,373,438.59/847,504.36
  6. Step 6: Final answer
    x = 642,431.35

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Double scale
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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.