Home / 918,246.70-1,377,370.05-544,998.70

Finding the Fourth Proportional to 918,246.70, 1,377,370.05 and 544,998.70

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Solution

The fourth proportional to 918,246.70, 1,377,370.05 and 544,998.70 is: 817,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,246.70 : 1,377,370.05 = 544,998.70 : x
  2. Step 2: Convert to fraction form
    918,246.70/1,377,370.05 = 544,998.70/x
  3. Step 3: Cross multiply
    918,246.70x = 1,377,370.05 × 544,998.70
  4. Step 4: Simplify right side
    918,246.70x = 750,664,886,668.94
  5. Step 5: Solve for x
    x = 750,664,886,668.94/918,246.70
  6. Step 6: Final answer
    x = 817,498.05

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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.