Home / 785,455.68-1,083,864.73-441,272.91

Finding the Fourth Proportional to 785,455.68, 1,083,864.73 and 441,272.91

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Solution

The fourth proportional to 785,455.68, 1,083,864.73 and 441,272.91 is: 608,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,455.68 : 1,083,864.73 = 441,272.91 : x
  2. Step 2: Convert to fraction form
    785,455.68/1,083,864.73 = 441,272.91/x
  3. Step 3: Cross multiply
    785,455.68x = 1,083,864.73 × 441,272.91
  4. Step 4: Simplify right side
    785,455.68x = 478,280,141,247.10
  5. Step 5: Solve for x
    x = 478,280,141,247.10/785,455.68
  6. Step 6: Final answer
    x = 608,920.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.