Home / 832,498.96-1,148,852.20-450,525.78

Finding the Fourth Proportional to 832,498.96, 1,148,852.20 and 450,525.78

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Solution

The fourth proportional to 832,498.96, 1,148,852.20 and 450,525.78 is: 621,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,498.96 : 1,148,852.20 = 450,525.78 : x
  2. Step 2: Convert to fraction form
    832,498.96/1,148,852.20 = 450,525.78/x
  3. Step 3: Cross multiply
    832,498.96x = 1,148,852.20 × 450,525.78
  4. Step 4: Simplify right side
    832,498.96x = 517,587,533,509.72
  5. Step 5: Solve for x
    x = 517,587,533,509.72/832,498.96
  6. Step 6: Final answer
    x = 621,727.54

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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.