Home / 544,664.10-817,421.40-377,358.60

Finding the Fourth Proportional to 544,664.10, 817,421.40 and 377,358.60

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Solution

The fourth proportional to 544,664.10, 817,421.40 and 377,358.60 is: 566,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,664.10 : 817,421.40 = 377,358.60 : x
  2. Step 2: Convert to fraction form
    544,664.10/817,421.40 = 377,358.60/x
  3. Step 3: Cross multiply
    544,664.10x = 817,421.40 × 377,358.60
  4. Step 4: Simplify right side
    544,664.10x = 308,460,995,114.04
  5. Step 5: Solve for x
    x = 308,460,995,114.04/544,664.10
  6. Step 6: Final answer
    x = 566,332.53

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Similar ratio
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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.