Home / 946,859.00-1,306,645.20-517,140.86

Finding the Fourth Proportional to 946,859.00, 1,306,645.20 and 517,140.86

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Solution

The fourth proportional to 946,859.00, 1,306,645.20 and 517,140.86 is: 713,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,859.00 : 1,306,645.20 = 517,140.86 : x
  2. Step 2: Convert to fraction form
    946,859.00/1,306,645.20 = 517,140.86/x
  3. Step 3: Cross multiply
    946,859.00x = 1,306,645.20 × 517,140.86
  4. Step 4: Simplify right side
    946,859.00x = 675,719,615,909.65
  5. Step 5: Solve for x
    x = 675,719,615,909.65/946,859.00
  6. Step 6: Final answer
    x = 713,643.34

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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.