Home / 1,050,191.11-1,575,304.89-330,515.02

Finding the Fourth Proportional to 1,050,191.11, 1,575,304.89 and 330,515.02

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Solution

The fourth proportional to 1,050,191.11, 1,575,304.89 and 330,515.02 is: 495,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,191.11 : 1,575,304.89 = 330,515.02 : x
  2. Step 2: Convert to fraction form
    1,050,191.11/1,575,304.89 = 330,515.02/x
  3. Step 3: Cross multiply
    1,050,191.11x = 1,575,304.89 × 330,515.02
  4. Step 4: Simplify right side
    1,050,191.11x = 520,661,927,224.45
  5. Step 5: Solve for x
    x = 520,661,927,224.45/1,050,191.11
  6. Step 6: Final answer
    x = 495,778.27

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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.