Home / 940,579.50-1,298,371.71-654,265.74

Finding the Fourth Proportional to 940,579.50, 1,298,371.71 and 654,265.74

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Solution

The fourth proportional to 940,579.50, 1,298,371.71 and 654,265.74 is: 903,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,579.50 : 1,298,371.71 = 654,265.74 : x
  2. Step 2: Convert to fraction form
    940,579.50/1,298,371.71 = 654,265.74/x
  3. Step 3: Cross multiply
    940,579.50x = 1,298,371.71 × 654,265.74
  4. Step 4: Simplify right side
    940,579.50x = 849,480,127,638.22
  5. Step 5: Solve for x
    x = 849,480,127,638.22/940,579.50
  6. Step 6: Final answer
    x = 903,145.48

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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.