Home / 814,513.19-1,124,011.04-451,929.25

Finding the Fourth Proportional to 814,513.19, 1,124,011.04 and 451,929.25

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Solution

The fourth proportional to 814,513.19, 1,124,011.04 and 451,929.25 is: 623,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,513.19 : 1,124,011.04 = 451,929.25 : x
  2. Step 2: Convert to fraction form
    814,513.19/1,124,011.04 = 451,929.25/x
  3. Step 3: Cross multiply
    814,513.19x = 1,124,011.04 × 451,929.25
  4. Step 4: Simplify right side
    814,513.19x = 507,973,461,229.25
  5. Step 5: Solve for x
    x = 507,973,461,229.25/814,513.19
  6. Step 6: Final answer
    x = 623,652.83

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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.