Home / 563,289.19-777,339.08-336,934.69

Finding the Fourth Proportional to 563,289.19, 777,339.08 and 336,934.69

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Solution

The fourth proportional to 563,289.19, 777,339.08 and 336,934.69 is: 464,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,289.19 : 777,339.08 = 336,934.69 : x
  2. Step 2: Convert to fraction form
    563,289.19/777,339.08 = 336,934.69/x
  3. Step 3: Cross multiply
    563,289.19x = 777,339.08 × 336,934.69
  4. Step 4: Simplify right side
    563,289.19x = 261,912,499,580.17
  5. Step 5: Solve for x
    x = 261,912,499,580.17/563,289.19
  6. Step 6: Final answer
    x = 464,969.87

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Double scale
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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.