Home / 623,702.21-935,668.75-197,345.39

Finding the Fourth Proportional to 623,702.21, 935,668.75 and 197,345.39

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Solution

The fourth proportional to 623,702.21, 935,668.75 and 197,345.39 is: 296,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,702.21 : 935,668.75 = 197,345.39 : x
  2. Step 2: Convert to fraction form
    623,702.21/935,668.75 = 197,345.39/x
  3. Step 3: Cross multiply
    623,702.21x = 935,668.75 × 197,345.39
  4. Step 4: Simplify right side
    623,702.21x = 184,649,909,207.86
  5. Step 5: Solve for x
    x = 184,649,909,207.86/623,702.21
  6. Step 6: Final answer
    x = 296,054.60

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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.