Home / 1,624,643.28-2,436,956.64-410,222.16

Finding the Fourth Proportional to 1,624,643.28, 2,436,956.64 and 410,222.16

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Solution

The fourth proportional to 1,624,643.28, 2,436,956.64 and 410,222.16 is: 615,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,643.28 : 2,436,956.64 = 410,222.16 : x
  2. Step 2: Convert to fraction form
    1,624,643.28/2,436,956.64 = 410,222.16/x
  3. Step 3: Cross multiply
    1,624,643.28x = 2,436,956.64 × 410,222.16
  4. Step 4: Simplify right side
    1,624,643.28x = 999,693,616,687.14
  5. Step 5: Solve for x
    x = 999,693,616,687.14/1,624,643.28
  6. Step 6: Final answer
    x = 615,331.15

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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.