Home / 1,017,646.05-1,526,510.58-259,507.17

Finding the Fourth Proportional to 1,017,646.05, 1,526,510.58 and 259,507.17

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Solution

The fourth proportional to 1,017,646.05, 1,526,510.58 and 259,507.17 is: 389,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,646.05 : 1,526,510.58 = 259,507.17 : x
  2. Step 2: Convert to fraction form
    1,017,646.05/1,526,510.58 = 259,507.17/x
  3. Step 3: Cross multiply
    1,017,646.05x = 1,526,510.58 × 259,507.17
  4. Step 4: Simplify right side
    1,017,646.05x = 396,140,440,590.86
  5. Step 5: Solve for x
    x = 396,140,440,590.86/1,017,646.05
  6. Step 6: Final answer
    x = 389,271.34

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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.