Home / 659,353.23-909,927.27-372,867.57

Finding the Fourth Proportional to 659,353.23, 909,927.27 and 372,867.57

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Solution

The fourth proportional to 659,353.23, 909,927.27 and 372,867.57 is: 514,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,353.23 : 909,927.27 = 372,867.57 : x
  2. Step 2: Convert to fraction form
    659,353.23/909,927.27 = 372,867.57/x
  3. Step 3: Cross multiply
    659,353.23x = 909,927.27 × 372,867.57
  4. Step 4: Simplify right side
    659,353.23x = 339,282,370,041.63
  5. Step 5: Solve for x
    x = 339,282,370,041.63/659,353.23
  6. Step 6: Final answer
    x = 514,568.45

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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.