Home / 929,207.28-1,281,833.84-607,105.92

Finding the Fourth Proportional to 929,207.28, 1,281,833.84 and 607,105.92

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Solution

The fourth proportional to 929,207.28, 1,281,833.84 and 607,105.92 is: 837,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,207.28 : 1,281,833.84 = 607,105.92 : x
  2. Step 2: Convert to fraction form
    929,207.28/1,281,833.84 = 607,105.92/x
  3. Step 3: Cross multiply
    929,207.28x = 1,281,833.84 × 607,105.92
  4. Step 4: Simplify right side
    929,207.28x = 778,208,912,720.33
  5. Step 5: Solve for x
    x = 778,208,912,720.33/929,207.28
  6. Step 6: Final answer
    x = 837,497.65

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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.