Home / 1,257,009.23-1,885,523.42-358,450.21

Finding the Fourth Proportional to 1,257,009.23, 1,885,523.42 and 358,450.21

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Solution

The fourth proportional to 1,257,009.23, 1,885,523.42 and 358,450.21 is: 537,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,009.23 : 1,885,523.42 = 358,450.21 : x
  2. Step 2: Convert to fraction form
    1,257,009.23/1,885,523.42 = 358,450.21/x
  3. Step 3: Cross multiply
    1,257,009.23x = 1,885,523.42 × 358,450.21
  4. Step 4: Simplify right side
    1,257,009.23x = 675,866,267,095.67
  5. Step 5: Solve for x
    x = 675,866,267,095.67/1,257,009.23
  6. Step 6: Final answer
    x = 537,678.05

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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.