Home / 778,864.20-1,168,296.30-530,032.20

Finding the Fourth Proportional to 778,864.20, 1,168,296.30 and 530,032.20

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Solution

The fourth proportional to 778,864.20, 1,168,296.30 and 530,032.20 is: 795,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,864.20 : 1,168,296.30 = 530,032.20 : x
  2. Step 2: Convert to fraction form
    778,864.20/1,168,296.30 = 530,032.20/x
  3. Step 3: Cross multiply
    778,864.20x = 1,168,296.30 × 530,032.20
  4. Step 4: Simplify right side
    778,864.20x = 619,234,658,140.86
  5. Step 5: Solve for x
    x = 619,234,658,140.86/778,864.20
  6. Step 6: Final answer
    x = 795,048.30

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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.