Home / 825,582.77-1,139,312.48-462,998.85

Finding the Fourth Proportional to 825,582.77, 1,139,312.48 and 462,998.85

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Solution

The fourth proportional to 825,582.77, 1,139,312.48 and 462,998.85 is: 638,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,582.77 : 1,139,312.48 = 462,998.85 : x
  2. Step 2: Convert to fraction form
    825,582.77/1,139,312.48 = 462,998.85/x
  3. Step 3: Cross multiply
    825,582.77x = 1,139,312.48 × 462,998.85
  4. Step 4: Simplify right side
    825,582.77x = 527,500,361,176.59
  5. Step 5: Solve for x
    x = 527,500,361,176.59/825,582.77
  6. Step 6: Final answer
    x = 638,943.03

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Double scale
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1.5x scale

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.