Home / 440,526.52-607,930.86-239,323.96

Finding the Fourth Proportional to 440,526.52, 607,930.86 and 239,323.96

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Solution

The fourth proportional to 440,526.52, 607,930.86 and 239,323.96 is: 330,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,526.52 : 607,930.86 = 239,323.96 : x
  2. Step 2: Convert to fraction form
    440,526.52/607,930.86 = 239,323.96/x
  3. Step 3: Cross multiply
    440,526.52x = 607,930.86 × 239,323.96
  4. Step 4: Simplify right side
    440,526.52x = 145,492,420,821.41
  5. Step 5: Solve for x
    x = 145,492,420,821.41/440,526.52
  6. Step 6: Final answer
    x = 330,269.38

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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.