Home / 974,416.61-1,461,554.65-300,427.56

Finding the Fourth Proportional to 974,416.61, 1,461,554.65 and 300,427.56

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Solution

The fourth proportional to 974,416.61, 1,461,554.65 and 300,427.56 is: 450,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,416.61 : 1,461,554.65 = 300,427.56 : x
  2. Step 2: Convert to fraction form
    974,416.61/1,461,554.65 = 300,427.56/x
  3. Step 3: Cross multiply
    974,416.61x = 1,461,554.65 × 300,427.56
  4. Step 4: Simplify right side
    974,416.61x = 439,091,297,118.39
  5. Step 5: Solve for x
    x = 439,091,297,118.39/974,416.61
  6. Step 6: Final answer
    x = 450,619.67

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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.