Home / 398,528.02-597,376.85-173,828.13

Finding the Fourth Proportional to 398,528.02, 597,376.85 and 173,828.13

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Solution

The fourth proportional to 398,528.02, 597,376.85 and 173,828.13 is: 260,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,528.02 : 597,376.85 = 173,828.13 : x
  2. Step 2: Convert to fraction form
    398,528.02/597,376.85 = 173,828.13/x
  3. Step 3: Cross multiply
    398,528.02x = 597,376.85 × 173,828.13
  4. Step 4: Simplify right side
    398,528.02x = 103,840,900,740.79
  5. Step 5: Solve for x
    x = 103,840,900,740.79/398,528.02
  6. Step 6: Final answer
    x = 260,561.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.