Home / 623,021.50-934,518.82-173,730.39

Finding the Fourth Proportional to 623,021.50, 934,518.82 and 173,730.39

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Solution

The fourth proportional to 623,021.50, 934,518.82 and 173,730.39 is: 260,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,021.50 : 934,518.82 = 173,730.39 : x
  2. Step 2: Convert to fraction form
    623,021.50/934,518.82 = 173,730.39/x
  3. Step 3: Cross multiply
    623,021.50x = 934,518.82 × 173,730.39
  4. Step 4: Simplify right side
    623,021.50x = 162,354,319,060.94
  5. Step 5: Solve for x
    x = 162,354,319,060.94/623,021.50
  6. Step 6: Final answer
    x = 260,591.84

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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.