Home / 330,663.42-456,319.35-183,491.30

Finding the Fourth Proportional to 330,663.42, 456,319.35 and 183,491.30

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Solution

The fourth proportional to 330,663.42, 456,319.35 and 183,491.30 is: 253,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,663.42 : 456,319.35 = 183,491.30 : x
  2. Step 2: Convert to fraction form
    330,663.42/456,319.35 = 183,491.30/x
  3. Step 3: Cross multiply
    330,663.42x = 456,319.35 × 183,491.30
  4. Step 4: Simplify right side
    330,663.42x = 83,730,632,403.52
  5. Step 5: Solve for x
    x = 83,730,632,403.52/330,663.42
  6. Step 6: Final answer
    x = 253,220.12

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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.