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Finding the Fourth Proportional to 535,030.08, 738,388.10 and 293,358.76

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Solution

The fourth proportional to 535,030.08, 738,388.10 and 293,358.76 is: 404,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,030.08 : 738,388.10 = 293,358.76 : x
  2. Step 2: Convert to fraction form
    535,030.08/738,388.10 = 293,358.76/x
  3. Step 3: Cross multiply
    535,030.08x = 738,388.10 × 293,358.76
  4. Step 4: Simplify right side
    535,030.08x = 216,612,617,414.76
  5. Step 5: Solve for x
    x = 216,612,617,414.76/535,030.08
  6. Step 6: Final answer
    x = 404,860.63

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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.