Home / 1,014,392.32-1,521,605.76-383,603.20

Finding the Fourth Proportional to 1,014,392.32, 1,521,605.76 and 383,603.20

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Solution

The fourth proportional to 1,014,392.32, 1,521,605.76 and 383,603.20 is: 575,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,392.32 : 1,521,605.76 = 383,603.20 : x
  2. Step 2: Convert to fraction form
    1,014,392.32/1,521,605.76 = 383,603.20/x
  3. Step 3: Cross multiply
    1,014,392.32x = 1,521,605.76 × 383,603.20
  4. Step 4: Simplify right side
    1,014,392.32x = 583,692,838,674.43
  5. Step 5: Solve for x
    x = 583,692,838,674.43/1,014,392.32
  6. Step 6: Final answer
    x = 575,411.33

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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.