Home / 824,037.28-1,235,862.30-464,364.88

Finding the Fourth Proportional to 824,037.28, 1,235,862.30 and 464,364.88

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Solution

The fourth proportional to 824,037.28, 1,235,862.30 and 464,364.88 is: 696,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,037.28 : 1,235,862.30 = 464,364.88 : x
  2. Step 2: Convert to fraction form
    824,037.28/1,235,862.30 = 464,364.88/x
  3. Step 3: Cross multiply
    824,037.28x = 1,235,862.30 × 464,364.88
  4. Step 4: Simplify right side
    824,037.28x = 573,891,048,636.02
  5. Step 5: Solve for x
    x = 573,891,048,636.02/824,037.28
  6. Step 6: Final answer
    x = 696,438.21

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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.