Home / 830,467.69-1,145,717.36-524,429.84

Finding the Fourth Proportional to 830,467.69, 1,145,717.36 and 524,429.84

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Solution

The fourth proportional to 830,467.69, 1,145,717.36 and 524,429.84 is: 723,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,467.69 : 1,145,717.36 = 524,429.84 : x
  2. Step 2: Convert to fraction form
    830,467.69/1,145,717.36 = 524,429.84/x
  3. Step 3: Cross multiply
    830,467.69x = 1,145,717.36 × 524,429.84
  4. Step 4: Simplify right side
    830,467.69x = 600,848,373,998.78
  5. Step 5: Solve for x
    x = 600,848,373,998.78/830,467.69
  6. Step 6: Final answer
    x = 723,506.02

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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.