Home / 1,045,603.19-1,568,280.10-287,521.67

Finding the Fourth Proportional to 1,045,603.19, 1,568,280.10 and 287,521.67

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Solution

The fourth proportional to 1,045,603.19, 1,568,280.10 and 287,521.67 is: 431,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,603.19 : 1,568,280.10 = 287,521.67 : x
  2. Step 2: Convert to fraction form
    1,045,603.19/1,568,280.10 = 287,521.67/x
  3. Step 3: Cross multiply
    1,045,603.19x = 1,568,280.10 × 287,521.67
  4. Step 4: Simplify right side
    1,045,603.19x = 450,914,513,379.77
  5. Step 5: Solve for x
    x = 450,914,513,379.77/1,045,603.19
  6. Step 6: Final answer
    x = 431,248.22

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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.