Home / 1,039,308.90-1,557,796.95-440,168.10

Finding the Fourth Proportional to 1,039,308.90, 1,557,796.95 and 440,168.10

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Solution

The fourth proportional to 1,039,308.90, 1,557,796.95 and 440,168.10 is: 659,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,308.90 : 1,557,796.95 = 440,168.10 : x
  2. Step 2: Convert to fraction form
    1,039,308.90/1,557,796.95 = 440,168.10/x
  3. Step 3: Cross multiply
    1,039,308.90x = 1,557,796.95 × 440,168.10
  4. Step 4: Simplify right side
    1,039,308.90x = 685,692,523,667.30
  5. Step 5: Solve for x
    x = 685,692,523,667.30/1,039,308.90
  6. Step 6: Final answer
    x = 659,758.16

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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.