Home / 798,530.40-1,101,826.80-476,258.40

Finding the Fourth Proportional to 798,530.40, 1,101,826.80 and 476,258.40

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Solution

The fourth proportional to 798,530.40, 1,101,826.80 and 476,258.40 is: 657,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,530.40 : 1,101,826.80 = 476,258.40 : x
  2. Step 2: Convert to fraction form
    798,530.40/1,101,826.80 = 476,258.40/x
  3. Step 3: Cross multiply
    798,530.40x = 1,101,826.80 × 476,258.40
  4. Step 4: Simplify right side
    798,530.40x = 524,754,268,845.12
  5. Step 5: Solve for x
    x = 524,754,268,845.12/798,530.40
  6. Step 6: Final answer
    x = 657,150.02

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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.