Home / 976,586.18-1,347,688.72-541,031.82

Finding the Fourth Proportional to 976,586.18, 1,347,688.72 and 541,031.82

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Solution

The fourth proportional to 976,586.18, 1,347,688.72 and 541,031.82 is: 746,623.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,586.18 : 1,347,688.72 = 541,031.82 : x
  2. Step 2: Convert to fraction form
    976,586.18/1,347,688.72 = 541,031.82/x
  3. Step 3: Cross multiply
    976,586.18x = 1,347,688.72 × 541,031.82
  4. Step 4: Simplify right side
    976,586.18x = 729,142,480,975.07
  5. Step 5: Solve for x
    x = 729,142,480,975.07/976,586.18
  6. Step 6: Final answer
    x = 746,623.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.