Home / 1,305,064.56-1,957,509.36-358,356

Finding the Fourth Proportional to 1,305,064.56, 1,957,509.36 and 358,356

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Solution

The fourth proportional to 1,305,064.56, 1,957,509.36 and 358,356 is: 537,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,064.56 : 1,957,509.36 = 358,356 : x
  2. Step 2: Convert to fraction form
    1,305,064.56/1,957,509.36 = 358,356/x
  3. Step 3: Cross multiply
    1,305,064.56x = 1,957,509.36 × 358,356
  4. Step 4: Simplify right side
    1,305,064.56x = 701,485,224,212.16
  5. Step 5: Solve for x
    x = 701,485,224,212.16/1,305,064.56
  6. Step 6: Final answer
    x = 537,509.98

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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.