Home / 417,688.04-576,404.70-226,701.56

Finding the Fourth Proportional to 417,688.04, 576,404.70 and 226,701.56

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Solution

The fourth proportional to 417,688.04, 576,404.70 and 226,701.56 is: 312,845.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,688.04 : 576,404.70 = 226,701.56 : x
  2. Step 2: Convert to fraction form
    417,688.04/576,404.70 = 226,701.56/x
  3. Step 3: Cross multiply
    417,688.04x = 576,404.70 × 226,701.56
  4. Step 4: Simplify right side
    417,688.04x = 130,671,844,681.33
  5. Step 5: Solve for x
    x = 130,671,844,681.33/417,688.04
  6. Step 6: Final answer
    x = 312,845.55

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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.