Home / 302,551.79-417,518.03-166,582.90

Finding the Fourth Proportional to 302,551.79, 417,518.03 and 166,582.90

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Solution

The fourth proportional to 302,551.79, 417,518.03 and 166,582.90 is: 229,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,551.79 : 417,518.03 = 166,582.90 : x
  2. Step 2: Convert to fraction form
    302,551.79/417,518.03 = 166,582.90/x
  3. Step 3: Cross multiply
    302,551.79x = 417,518.03 × 166,582.90
  4. Step 4: Simplify right side
    302,551.79x = 69,551,361,319.18
  5. Step 5: Solve for x
    x = 69,551,361,319.18/302,551.79
  6. Step 6: Final answer
    x = 229,882.50

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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.