Home / 1,255,363.60-1,883,045.40-413,712.40

Finding the Fourth Proportional to 1,255,363.60, 1,883,045.40 and 413,712.40

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Solution

The fourth proportional to 1,255,363.60, 1,883,045.40 and 413,712.40 is: 620,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,363.60 : 1,883,045.40 = 413,712.40 : x
  2. Step 2: Convert to fraction form
    1,255,363.60/1,883,045.40 = 413,712.40/x
  3. Step 3: Cross multiply
    1,255,363.60x = 1,883,045.40 × 413,712.40
  4. Step 4: Simplify right side
    1,255,363.60x = 779,039,231,742.96
  5. Step 5: Solve for x
    x = 779,039,231,742.96/1,255,363.60
  6. Step 6: Final answer
    x = 620,568.60

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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.