Home / 614,115.02-921,258.61-214,664.93

Finding the Fourth Proportional to 614,115.02, 921,258.61 and 214,664.93

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Solution

The fourth proportional to 614,115.02, 921,258.61 and 214,664.93 is: 322,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,115.02 : 921,258.61 = 214,664.93 : x
  2. Step 2: Convert to fraction form
    614,115.02/921,258.61 = 214,664.93/x
  3. Step 3: Cross multiply
    614,115.02x = 921,258.61 × 214,664.93
  4. Step 4: Simplify right side
    614,115.02x = 197,761,919,728.88
  5. Step 5: Solve for x
    x = 197,761,919,728.88/614,115.02
  6. Step 6: Final answer
    x = 322,027.49

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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.