Home / 525,527.46-788,291.20-126,168.24

Finding the Fourth Proportional to 525,527.46, 788,291.20 and 126,168.24

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Solution

The fourth proportional to 525,527.46, 788,291.20 and 126,168.24 is: 189,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,527.46 : 788,291.20 = 126,168.24 : x
  2. Step 2: Convert to fraction form
    525,527.46/788,291.20 = 126,168.24/x
  3. Step 3: Cross multiply
    525,527.46x = 788,291.20 × 126,168.24
  4. Step 4: Simplify right side
    525,527.46x = 99,457,313,311.49
  5. Step 5: Solve for x
    x = 99,457,313,311.49/525,527.46
  6. Step 6: Final answer
    x = 189,252.36

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Half scale
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Double scale
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Similar ratio
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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.