Home / 814,444.62-1,124,033.31-470,279.67

Finding the Fourth Proportional to 814,444.62, 1,124,033.31 and 470,279.67

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Solution

The fourth proportional to 814,444.62, 1,124,033.31 and 470,279.67 is: 649,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,444.62 : 1,124,033.31 = 470,279.67 : x
  2. Step 2: Convert to fraction form
    814,444.62/1,124,033.31 = 470,279.67/x
  3. Step 3: Cross multiply
    814,444.62x = 1,124,033.31 × 470,279.67
  4. Step 4: Simplify right side
    814,444.62x = 528,610,014,095.81
  5. Step 5: Solve for x
    x = 528,610,014,095.81/814,444.62
  6. Step 6: Final answer
    x = 649,043.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.