Home / 749,166.70-1,123,750.05-744,501.10

Finding the Fourth Proportional to 749,166.70, 1,123,750.05 and 744,501.10

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Solution

The fourth proportional to 749,166.70, 1,123,750.05 and 744,501.10 is: 1,116,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,166.70 : 1,123,750.05 = 744,501.10 : x
  2. Step 2: Convert to fraction form
    749,166.70/1,123,750.05 = 744,501.10/x
  3. Step 3: Cross multiply
    749,166.70x = 1,123,750.05 × 744,501.10
  4. Step 4: Simplify right side
    749,166.70x = 836,633,148,350.06
  5. Step 5: Solve for x
    x = 836,633,148,350.06/749,166.70
  6. Step 6: Final answer
    x = 1,116,751.65

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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.