Home / 723,934.48-999,056.28-437,399.21

Finding the Fourth Proportional to 723,934.48, 999,056.28 and 437,399.21

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Solution

The fourth proportional to 723,934.48, 999,056.28 and 437,399.21 is: 603,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,934.48 : 999,056.28 = 437,399.21 : x
  2. Step 2: Convert to fraction form
    723,934.48/999,056.28 = 437,399.21/x
  3. Step 3: Cross multiply
    723,934.48x = 999,056.28 × 437,399.21
  4. Step 4: Simplify right side
    723,934.48x = 436,986,427,617.54
  5. Step 5: Solve for x
    x = 436,986,427,617.54/723,934.48
  6. Step 6: Final answer
    x = 603,627.04

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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.