Home / 935,759.68-1,291,326.78-553,792.84

Finding the Fourth Proportional to 935,759.68, 1,291,326.78 and 553,792.84

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Solution

The fourth proportional to 935,759.68, 1,291,326.78 and 553,792.84 is: 764,221.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,759.68 : 1,291,326.78 = 553,792.84 : x
  2. Step 2: Convert to fraction form
    935,759.68/1,291,326.78 = 553,792.84/x
  3. Step 3: Cross multiply
    935,759.68x = 1,291,326.78 × 553,792.84
  4. Step 4: Simplify right side
    935,759.68x = 715,127,524,864.26
  5. Step 5: Solve for x
    x = 715,127,524,864.26/935,759.68
  6. Step 6: Final answer
    x = 764,221.35

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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.