Home / 933,128.46-1,287,311.67-570,567.42

Finding the Fourth Proportional to 933,128.46, 1,287,311.67 and 570,567.42

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Solution

The fourth proportional to 933,128.46, 1,287,311.67 and 570,567.42 is: 787,135.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,128.46 : 1,287,311.67 = 570,567.42 : x
  2. Step 2: Convert to fraction form
    933,128.46/1,287,311.67 = 570,567.42/x
  3. Step 3: Cross multiply
    933,128.46x = 1,287,311.67 × 570,567.42
  4. Step 4: Simplify right side
    933,128.46x = 734,498,098,287.79
  5. Step 5: Solve for x
    x = 734,498,098,287.79/933,128.46
  6. Step 6: Final answer
    x = 787,135.03

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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.