Home / 828,852.77-1,143,805.41-466,276.52

Finding the Fourth Proportional to 828,852.77, 1,143,805.41 and 466,276.52

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Solution

The fourth proportional to 828,852.77, 1,143,805.41 and 466,276.52 is: 643,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,852.77 : 1,143,805.41 = 466,276.52 : x
  2. Step 2: Convert to fraction form
    828,852.77/1,143,805.41 = 466,276.52/x
  3. Step 3: Cross multiply
    828,852.77x = 1,143,805.41 × 466,276.52
  4. Step 4: Simplify right side
    828,852.77x = 533,329,608,991.49
  5. Step 5: Solve for x
    x = 533,329,608,991.49/828,852.77
  6. Step 6: Final answer
    x = 643,455.18

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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.