Home / 1,663,719.39-2,495,218.73-526,574.02

Finding the Fourth Proportional to 1,663,719.39, 2,495,218.73 and 526,574.02

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Solution

The fourth proportional to 1,663,719.39, 2,495,218.73 and 526,574.02 is: 789,746.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,719.39 : 2,495,218.73 = 526,574.02 : x
  2. Step 2: Convert to fraction form
    1,663,719.39/2,495,218.73 = 526,574.02/x
  3. Step 3: Cross multiply
    1,663,719.39x = 2,495,218.73 × 526,574.02
  4. Step 4: Simplify right side
    1,663,719.39x = 1,313,917,357,435.39
  5. Step 5: Solve for x
    x = 1,313,917,357,435.39/1,663,719.39
  6. Step 6: Final answer
    x = 789,746.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.