Home / 774,065.16-1,068,210.99-434,535.84

Finding the Fourth Proportional to 774,065.16, 1,068,210.99 and 434,535.84

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Solution

The fourth proportional to 774,065.16, 1,068,210.99 and 434,535.84 is: 599,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,065.16 : 1,068,210.99 = 434,535.84 : x
  2. Step 2: Convert to fraction form
    774,065.16/1,068,210.99 = 434,535.84/x
  3. Step 3: Cross multiply
    774,065.16x = 1,068,210.99 × 434,535.84
  4. Step 4: Simplify right side
    774,065.16x = 464,175,959,836.88
  5. Step 5: Solve for x
    x = 464,175,959,836.88/774,065.16
  6. Step 6: Final answer
    x = 599,660.06

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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.