Home / 953,907.76-1,429,795.84-413,540.20

Finding the Fourth Proportional to 953,907.76, 1,429,795.84 and 413,540.20

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Solution

The fourth proportional to 953,907.76, 1,429,795.84 and 413,540.20 is: 619,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,907.76 : 1,429,795.84 = 413,540.20 : x
  2. Step 2: Convert to fraction form
    953,907.76/1,429,795.84 = 413,540.20/x
  3. Step 3: Cross multiply
    953,907.76x = 1,429,795.84 × 413,540.20
  4. Step 4: Simplify right side
    953,907.76x = 591,278,057,632.77
  5. Step 5: Solve for x
    x = 591,278,057,632.77/953,907.76
  6. Step 6: Final answer
    x = 619,848.25

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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.