Home / 738,055.35-1,106,386.43-400,598.55

Finding the Fourth Proportional to 738,055.35, 1,106,386.43 and 400,598.55

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Solution

The fourth proportional to 738,055.35, 1,106,386.43 and 400,598.55 is: 600,519.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,055.35 : 1,106,386.43 = 400,598.55 : x
  2. Step 2: Convert to fraction form
    738,055.35/1,106,386.43 = 400,598.55/x
  3. Step 3: Cross multiply
    738,055.35x = 1,106,386.43 × 400,598.55
  4. Step 4: Simplify right side
    738,055.35x = 443,216,797,594.68
  5. Step 5: Solve for x
    x = 443,216,797,594.68/738,055.35
  6. Step 6: Final answer
    x = 600,519.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.