Home / 713,058.10-1,068,867.40-447,005.50

Finding the Fourth Proportional to 713,058.10, 1,068,867.40 and 447,005.50

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Solution

The fourth proportional to 713,058.10, 1,068,867.40 and 447,005.50 is: 670,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,058.10 : 1,068,867.40 = 447,005.50 : x
  2. Step 2: Convert to fraction form
    713,058.10/1,068,867.40 = 447,005.50/x
  3. Step 3: Cross multiply
    713,058.10x = 1,068,867.40 × 447,005.50
  4. Step 4: Simplify right side
    713,058.10x = 477,789,606,570.70
  5. Step 5: Solve for x
    x = 477,789,606,570.70/713,058.10
  6. Step 6: Final answer
    x = 670,057.05

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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.