Home / 1,330,203.60-1,994,916.60-477,176.40

Finding the Fourth Proportional to 1,330,203.60, 1,994,916.60 and 477,176.40

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Solution

The fourth proportional to 1,330,203.60, 1,994,916.60 and 477,176.40 is: 715,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,203.60 : 1,994,916.60 = 477,176.40 : x
  2. Step 2: Convert to fraction form
    1,330,203.60/1,994,916.60 = 477,176.40/x
  3. Step 3: Cross multiply
    1,330,203.60x = 1,994,916.60 × 477,176.40
  4. Step 4: Simplify right side
    1,330,203.60x = 951,927,121,488.24
  5. Step 5: Solve for x
    x = 951,927,121,488.24/1,330,203.60
  6. Step 6: Final answer
    x = 715,625.13

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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.