Home / 448,634.36-619,098.18-247,430.36

Finding the Fourth Proportional to 448,634.36, 619,098.18 and 247,430.36

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Solution

The fourth proportional to 448,634.36, 619,098.18 and 247,430.36 is: 341,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,634.36 : 619,098.18 = 247,430.36 : x
  2. Step 2: Convert to fraction form
    448,634.36/619,098.18 = 247,430.36/x
  3. Step 3: Cross multiply
    448,634.36x = 619,098.18 × 247,430.36
  4. Step 4: Simplify right side
    448,634.36x = 153,183,685,552.75
  5. Step 5: Solve for x
    x = 153,183,685,552.75/448,634.36
  6. Step 6: Final answer
    x = 341,444.39

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1.5x scale

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.