Home / 817,059.95-1,127,498-449,530.16

Finding the Fourth Proportional to 817,059.95, 1,127,498 and 449,530.16

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Solution

The fourth proportional to 817,059.95, 1,127,498 and 449,530.16 is: 620,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,059.95 : 1,127,498 = 449,530.16 : x
  2. Step 2: Convert to fraction form
    817,059.95/1,127,498 = 449,530.16/x
  3. Step 3: Cross multiply
    817,059.95x = 1,127,498 × 449,530.16
  4. Step 4: Simplify right side
    817,059.95x = 506,844,356,339.68
  5. Step 5: Solve for x
    x = 506,844,356,339.68/817,059.95
  6. Step 6: Final answer
    x = 620,327.01

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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.