Home / 689,082.58-1,033,541.86-183,681.46

Finding the Fourth Proportional to 689,082.58, 1,033,541.86 and 183,681.46

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Solution

The fourth proportional to 689,082.58, 1,033,541.86 and 183,681.46 is: 275,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,082.58 : 1,033,541.86 = 183,681.46 : x
  2. Step 2: Convert to fraction form
    689,082.58/1,033,541.86 = 183,681.46/x
  3. Step 3: Cross multiply
    689,082.58x = 1,033,541.86 × 183,681.46
  4. Step 4: Simplify right side
    689,082.58x = 189,842,477,815.92
  5. Step 5: Solve for x
    x = 189,842,477,815.92/689,082.58
  6. Step 6: Final answer
    x = 275,500.33

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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.