Home / 1,154,778.77-1,732,056.81-355,845.80

Finding the Fourth Proportional to 1,154,778.77, 1,732,056.81 and 355,845.80

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Solution

The fourth proportional to 1,154,778.77, 1,732,056.81 and 355,845.80 is: 533,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,778.77 : 1,732,056.81 = 355,845.80 : x
  2. Step 2: Convert to fraction form
    1,154,778.77/1,732,056.81 = 355,845.80/x
  3. Step 3: Cross multiply
    1,154,778.77x = 1,732,056.81 × 355,845.80
  4. Step 4: Simplify right side
    1,154,778.77x = 616,345,141,199.90
  5. Step 5: Solve for x
    x = 616,345,141,199.90/1,154,778.77
  6. Step 6: Final answer
    x = 533,734.39

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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.