Home / 1,018,017.06-1,527,000.99-259,864.81

Finding the Fourth Proportional to 1,018,017.06, 1,527,000.99 and 259,864.81

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Solution

The fourth proportional to 1,018,017.06, 1,527,000.99 and 259,864.81 is: 389,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,017.06 : 1,527,000.99 = 259,864.81 : x
  2. Step 2: Convert to fraction form
    1,018,017.06/1,527,000.99 = 259,864.81/x
  3. Step 3: Cross multiply
    1,018,017.06x = 1,527,000.99 × 259,864.81
  4. Step 4: Simplify right side
    1,018,017.06x = 396,813,818,075.04
  5. Step 5: Solve for x
    x = 396,813,818,075.04/1,018,017.06
  6. Step 6: Final answer
    x = 389,790.93

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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.