Home / 1,403,478.91-2,105,477.78-444,176.27

Finding the Fourth Proportional to 1,403,478.91, 2,105,477.78 and 444,176.27

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Solution

The fourth proportional to 1,403,478.91, 2,105,477.78 and 444,176.27 is: 666,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,478.91 : 2,105,477.78 = 444,176.27 : x
  2. Step 2: Convert to fraction form
    1,403,478.91/2,105,477.78 = 444,176.27/x
  3. Step 3: Cross multiply
    1,403,478.91x = 2,105,477.78 × 444,176.27
  4. Step 4: Simplify right side
    1,403,478.91x = 935,203,262,035.55
  5. Step 5: Solve for x
    x = 935,203,262,035.55/1,403,478.91
  6. Step 6: Final answer
    x = 666,346.50

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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.