Home / 480,457.14-663,027.15-276,548.10

Finding the Fourth Proportional to 480,457.14, 663,027.15 and 276,548.10

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Solution

The fourth proportional to 480,457.14, 663,027.15 and 276,548.10 is: 381,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,457.14 : 663,027.15 = 276,548.10 : x
  2. Step 2: Convert to fraction form
    480,457.14/663,027.15 = 276,548.10/x
  3. Step 3: Cross multiply
    480,457.14x = 663,027.15 × 276,548.10
  4. Step 4: Simplify right side
    480,457.14x = 183,358,898,580.92
  5. Step 5: Solve for x
    x = 183,358,898,580.92/480,457.14
  6. Step 6: Final answer
    x = 381,634.25

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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.