Home / 314,806.02-434,432.70-171,566.22

Finding the Fourth Proportional to 314,806.02, 434,432.70 and 171,566.22

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Solution

The fourth proportional to 314,806.02, 434,432.70 and 171,566.22 is: 236,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,806.02 : 434,432.70 = 171,566.22 : x
  2. Step 2: Convert to fraction form
    314,806.02/434,432.70 = 171,566.22/x
  3. Step 3: Cross multiply
    314,806.02x = 434,432.70 × 171,566.22
  4. Step 4: Simplify right side
    314,806.02x = 74,533,976,183.39
  5. Step 5: Solve for x
    x = 74,533,976,183.39/314,806.02
  6. Step 6: Final answer
    x = 236,761.60

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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.