Home / 963,790.74-1,330,039.04-534,078.05

Finding the Fourth Proportional to 963,790.74, 1,330,039.04 and 534,078.05

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Solution

The fourth proportional to 963,790.74, 1,330,039.04 and 534,078.05 is: 737,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,790.74 : 1,330,039.04 = 534,078.05 : x
  2. Step 2: Convert to fraction form
    963,790.74/1,330,039.04 = 534,078.05/x
  3. Step 3: Cross multiply
    963,790.74x = 1,330,039.04 × 534,078.05
  4. Step 4: Simplify right side
    963,790.74x = 710,344,647,586.49
  5. Step 5: Solve for x
    x = 710,344,647,586.49/963,790.74
  6. Step 6: Final answer
    x = 737,032.03

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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.