Home / 829,117.28-1,243,661.96-373,455.04

Finding the Fourth Proportional to 829,117.28, 1,243,661.96 and 373,455.04

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Solution

The fourth proportional to 829,117.28, 1,243,661.96 and 373,455.04 is: 560,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,117.28 : 1,243,661.96 = 373,455.04 : x
  2. Step 2: Convert to fraction form
    829,117.28/1,243,661.96 = 373,455.04/x
  3. Step 3: Cross multiply
    829,117.28x = 1,243,661.96 × 373,455.04
  4. Step 4: Simplify right side
    829,117.28x = 464,451,827,018.28
  5. Step 5: Solve for x
    x = 464,451,827,018.28/829,117.28
  6. Step 6: Final answer
    x = 560,176.27

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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.