Home / 614,341.83-921,447.27-214,990.23

Finding the Fourth Proportional to 614,341.83, 921,447.27 and 214,990.23

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Solution

The fourth proportional to 614,341.83, 921,447.27 and 214,990.23 is: 322,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,341.83 : 921,447.27 = 214,990.23 : x
  2. Step 2: Convert to fraction form
    614,341.83/921,447.27 = 214,990.23/x
  3. Step 3: Cross multiply
    614,341.83x = 921,447.27 × 214,990.23
  4. Step 4: Simplify right side
    614,341.83x = 198,102,160,510.17
  5. Step 5: Solve for x
    x = 198,102,160,510.17/614,341.83
  6. Step 6: Final answer
    x = 322,462.43

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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.