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Finding the Fourth Proportional to 173,353.85, 260,030.78 and 153,670.85

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Solution

The fourth proportional to 173,353.85, 260,030.78 and 153,670.85 is: 230,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,353.85 : 260,030.78 = 153,670.85 : x
  2. Step 2: Convert to fraction form
    173,353.85/260,030.78 = 153,670.85/x
  3. Step 3: Cross multiply
    173,353.85x = 260,030.78 × 153,670.85
  4. Step 4: Simplify right side
    173,353.85x = 39,959,150,988.76
  5. Step 5: Solve for x
    x = 39,959,150,988.76/173,353.85
  6. Step 6: Final answer
    x = 230,506.28

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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.