Home / 778,884.20-1,168,326.30-530,052.20

Finding the Fourth Proportional to 778,884.20, 1,168,326.30 and 530,052.20

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Solution

The fourth proportional to 778,884.20, 1,168,326.30 and 530,052.20 is: 795,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,884.20 : 1,168,326.30 = 530,052.20 : x
  2. Step 2: Convert to fraction form
    778,884.20/1,168,326.30 = 530,052.20/x
  3. Step 3: Cross multiply
    778,884.20x = 1,168,326.30 × 530,052.20
  4. Step 4: Simplify right side
    778,884.20x = 619,273,925,632.86
  5. Step 5: Solve for x
    x = 619,273,925,632.86/778,884.20
  6. Step 6: Final answer
    x = 795,078.30

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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.