Home / 614,332.34-921,913.70-214,976.58

Finding the Fourth Proportional to 614,332.34, 921,913.70 and 214,976.58

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Solution

The fourth proportional to 614,332.34, 921,913.70 and 214,976.58 is: 322,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,332.34 : 921,913.70 = 214,976.58 : x
  2. Step 2: Convert to fraction form
    614,332.34/921,913.70 = 214,976.58/x
  3. Step 3: Cross multiply
    614,332.34x = 921,913.70 × 214,976.58
  4. Step 4: Simplify right side
    614,332.34x = 198,189,854,281.15
  5. Step 5: Solve for x
    x = 198,189,854,281.15/614,332.34
  6. Step 6: Final answer
    x = 322,610.16

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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.