Home / 913,833.86-1,260,925.80-526,579.34

Finding the Fourth Proportional to 913,833.86, 1,260,925.80 and 526,579.34

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Solution

The fourth proportional to 913,833.86, 1,260,925.80 and 526,579.34 is: 726,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,833.86 : 1,260,925.80 = 526,579.34 : x
  2. Step 2: Convert to fraction form
    913,833.86/1,260,925.80 = 526,579.34/x
  3. Step 3: Cross multiply
    913,833.86x = 1,260,925.80 × 526,579.34
  4. Step 4: Simplify right side
    913,833.86x = 663,977,475,552.97
  5. Step 5: Solve for x
    x = 663,977,475,552.97/913,833.86
  6. Step 6: Final answer
    x = 726,584.45

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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.