Home / 836,732.07-1,154,643.39-454,756.32

Finding the Fourth Proportional to 836,732.07, 1,154,643.39 and 454,756.32

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Solution

The fourth proportional to 836,732.07, 1,154,643.39 and 454,756.32 is: 627,538.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,732.07 : 1,154,643.39 = 454,756.32 : x
  2. Step 2: Convert to fraction form
    836,732.07/1,154,643.39 = 454,756.32/x
  3. Step 3: Cross multiply
    836,732.07x = 1,154,643.39 × 454,756.32
  4. Step 4: Simplify right side
    836,732.07x = 525,081,378,948.73
  5. Step 5: Solve for x
    x = 525,081,378,948.73/836,732.07
  6. Step 6: Final answer
    x = 627,538.25

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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.