Home / 897,410.12-1,344,992.61-448,256.36

Finding the Fourth Proportional to 897,410.12, 1,344,992.61 and 448,256.36

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Solution

The fourth proportional to 897,410.12, 1,344,992.61 and 448,256.36 is: 671,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,410.12 : 1,344,992.61 = 448,256.36 : x
  2. Step 2: Convert to fraction form
    897,410.12/1,344,992.61 = 448,256.36/x
  3. Step 3: Cross multiply
    897,410.12x = 1,344,992.61 × 448,256.36
  4. Step 4: Simplify right side
    897,410.12x = 602,901,484,860.54
  5. Step 5: Solve for x
    x = 602,901,484,860.54/897,410.12
  6. Step 6: Final answer
    x = 671,823.81

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1.5x scale

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.