Home / 778,892.70-1,168,339.05-530,060.70

Finding the Fourth Proportional to 778,892.70, 1,168,339.05 and 530,060.70

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Solution

The fourth proportional to 778,892.70, 1,168,339.05 and 530,060.70 is: 795,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,892.70 : 1,168,339.05 = 530,060.70 : x
  2. Step 2: Convert to fraction form
    778,892.70/1,168,339.05 = 530,060.70/x
  3. Step 3: Cross multiply
    778,892.70x = 1,168,339.05 × 530,060.70
  4. Step 4: Simplify right side
    778,892.70x = 619,290,614,680.34
  5. Step 5: Solve for x
    x = 619,290,614,680.34/778,892.70
  6. Step 6: Final answer
    x = 795,091.05

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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.