Home / 417,688.96-575,974.92-247,890.28

Finding the Fourth Proportional to 417,688.96, 575,974.92 and 247,890.28

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Solution

The fourth proportional to 417,688.96, 575,974.92 and 247,890.28 is: 341,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,688.96 : 575,974.92 = 247,890.28 : x
  2. Step 2: Convert to fraction form
    417,688.96/575,974.92 = 247,890.28/x
  3. Step 3: Cross multiply
    417,688.96x = 575,974.92 × 247,890.28
  4. Step 4: Simplify right side
    417,688.96x = 142,778,584,191.78
  5. Step 5: Solve for x
    x = 142,778,584,191.78/417,688.96
  6. Step 6: Final answer
    x = 341,829.92

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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.