Home / 734,421.83-1,101,628.89-399,590.93

Finding the Fourth Proportional to 734,421.83, 1,101,628.89 and 399,590.93

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Solution

The fourth proportional to 734,421.83, 1,101,628.89 and 399,590.93 is: 599,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,421.83 : 1,101,628.89 = 399,590.93 : x
  2. Step 2: Convert to fraction form
    734,421.83/1,101,628.89 = 399,590.93/x
  3. Step 3: Cross multiply
    734,421.83x = 1,101,628.89 × 399,590.93
  4. Step 4: Simplify right side
    734,421.83x = 440,200,915,424.04
  5. Step 5: Solve for x
    x = 440,200,915,424.04/734,421.83
  6. Step 6: Final answer
    x = 599,384.31

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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.