Home / 1,054,059.20-1,454,589.60-570,613.70

Finding the Fourth Proportional to 1,054,059.20, 1,454,589.60 and 570,613.70

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Solution

The fourth proportional to 1,054,059.20, 1,454,589.60 and 570,613.70 is: 787,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,059.20 : 1,454,589.60 = 570,613.70 : x
  2. Step 2: Convert to fraction form
    1,054,059.20/1,454,589.60 = 570,613.70/x
  3. Step 3: Cross multiply
    1,054,059.20x = 1,454,589.60 × 570,613.70
  4. Step 4: Simplify right side
    1,054,059.20x = 830,008,753,637.52
  5. Step 5: Solve for x
    x = 830,008,753,637.52/1,054,059.20
  6. Step 6: Final answer
    x = 787,440.36

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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.