Home / 540,672.93-746,076.06-298,922.45

Finding the Fourth Proportional to 540,672.93, 746,076.06 and 298,922.45

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Solution

The fourth proportional to 540,672.93, 746,076.06 and 298,922.45 is: 412,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,672.93 : 746,076.06 = 298,922.45 : x
  2. Step 2: Convert to fraction form
    540,672.93/746,076.06 = 298,922.45/x
  3. Step 3: Cross multiply
    540,672.93x = 746,076.06 × 298,922.45
  4. Step 4: Simplify right side
    540,672.93x = 223,018,880,011.17
  5. Step 5: Solve for x
    x = 223,018,880,011.17/540,672.93
  6. Step 6: Final answer
    x = 412,483.90

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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.