Home / 957,404.84-1,321,226.74-527,686.04

Finding the Fourth Proportional to 957,404.84, 1,321,226.74 and 527,686.04

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Solution

The fourth proportional to 957,404.84, 1,321,226.74 and 527,686.04 is: 728,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,404.84 : 1,321,226.74 = 527,686.04 : x
  2. Step 2: Convert to fraction form
    957,404.84/1,321,226.74 = 527,686.04/x
  3. Step 3: Cross multiply
    957,404.84x = 1,321,226.74 × 527,686.04
  4. Step 4: Simplify right side
    957,404.84x = 697,192,906,372.71
  5. Step 5: Solve for x
    x = 697,192,906,372.71/957,404.84
  6. Step 6: Final answer
    x = 728,211.18

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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.