Home / 980,598.09-1,353,260.06-545,024.12

Finding the Fourth Proportional to 980,598.09, 1,353,260.06 and 545,024.12

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Solution

The fourth proportional to 980,598.09, 1,353,260.06 and 545,024.12 is: 752,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,598.09 : 1,353,260.06 = 545,024.12 : x
  2. Step 2: Convert to fraction form
    980,598.09/1,353,260.06 = 545,024.12/x
  3. Step 3: Cross multiply
    980,598.09x = 1,353,260.06 × 545,024.12
  4. Step 4: Simplify right side
    980,598.09x = 737,559,368,915.95
  5. Step 5: Solve for x
    x = 737,559,368,915.95/980,598.09
  6. Step 6: Final answer
    x = 752,152.57

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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.