Home / 597,701.80-824,828.79-339,579.20

Finding the Fourth Proportional to 597,701.80, 824,828.79 and 339,579.20

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Solution

The fourth proportional to 597,701.80, 824,828.79 and 339,579.20 is: 468,619.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,701.80 : 824,828.79 = 339,579.20 : x
  2. Step 2: Convert to fraction form
    597,701.80/824,828.79 = 339,579.20/x
  3. Step 3: Cross multiply
    597,701.80x = 824,828.79 × 339,579.20
  4. Step 4: Simplify right side
    597,701.80x = 280,094,696,521.02
  5. Step 5: Solve for x
    x = 280,094,696,521.02/597,701.80
  6. Step 6: Final answer
    x = 468,619.46

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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.