Home / 716,207.40-1,074,807.90-539,087.40

Finding the Fourth Proportional to 716,207.40, 1,074,807.90 and 539,087.40

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Solution

The fourth proportional to 716,207.40, 1,074,807.90 and 539,087.40 is: 809,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,207.40 : 1,074,807.90 = 539,087.40 : x
  2. Step 2: Convert to fraction form
    716,207.40/1,074,807.90 = 539,087.40/x
  3. Step 3: Cross multiply
    716,207.40x = 1,074,807.90 × 539,087.40
  4. Step 4: Simplify right side
    716,207.40x = 579,415,396,310.46
  5. Step 5: Solve for x
    x = 579,415,396,310.46/716,207.40
  6. Step 6: Final answer
    x = 809,005.04

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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.