Home / 296,430.03-444,326.18-128,029.55

Finding the Fourth Proportional to 296,430.03, 444,326.18 and 128,029.55

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Solution

The fourth proportional to 296,430.03, 444,326.18 and 128,029.55 is: 191,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,430.03 : 444,326.18 = 128,029.55 : x
  2. Step 2: Convert to fraction form
    296,430.03/444,326.18 = 128,029.55/x
  3. Step 3: Cross multiply
    296,430.03x = 444,326.18 × 128,029.55
  4. Step 4: Simplify right side
    296,430.03x = 56,886,878,016.84
  5. Step 5: Solve for x
    x = 56,886,878,016.84/296,430.03
  6. Step 6: Final answer
    x = 191,906.60

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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.