Home / 903,506.03-1,246,826.56-516,317.04

Finding the Fourth Proportional to 903,506.03, 1,246,826.56 and 516,317.04

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Solution

The fourth proportional to 903,506.03, 1,246,826.56 and 516,317.04 is: 712,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,506.03 : 1,246,826.56 = 516,317.04 : x
  2. Step 2: Convert to fraction form
    903,506.03/1,246,826.56 = 516,317.04/x
  3. Step 3: Cross multiply
    903,506.03x = 1,246,826.56 × 516,317.04
  4. Step 4: Simplify right side
    903,506.03x = 643,757,796,271.00
  5. Step 5: Solve for x
    x = 643,757,796,271.00/903,506.03
  6. Step 6: Final answer
    x = 712,510.79

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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.