Home / 818,595.76-1,228,166.92-363,124.16

Finding the Fourth Proportional to 818,595.76, 1,228,166.92 and 363,124.16

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Solution

The fourth proportional to 818,595.76, 1,228,166.92 and 363,124.16 is: 544,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,595.76 : 1,228,166.92 = 363,124.16 : x
  2. Step 2: Convert to fraction form
    818,595.76/1,228,166.92 = 363,124.16/x
  3. Step 3: Cross multiply
    818,595.76x = 1,228,166.92 × 363,124.16
  4. Step 4: Simplify right side
    818,595.76x = 445,977,081,164.79
  5. Step 5: Solve for x
    x = 445,977,081,164.79/818,595.76
  6. Step 6: Final answer
    x = 544,807.47

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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.