Home / 944,649.30-1,303,576.83-514,920.18

Finding the Fourth Proportional to 944,649.30, 1,303,576.83 and 514,920.18

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Solution

The fourth proportional to 944,649.30, 1,303,576.83 and 514,920.18 is: 710,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,649.30 : 1,303,576.83 = 514,920.18 : x
  2. Step 2: Convert to fraction form
    944,649.30/1,303,576.83 = 514,920.18/x
  3. Step 3: Cross multiply
    944,649.30x = 1,303,576.83 × 514,920.18
  4. Step 4: Simplify right side
    944,649.30x = 671,238,015,947.43
  5. Step 5: Solve for x
    x = 671,238,015,947.43/944,649.30
  6. Step 6: Final answer
    x = 710,568.48

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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.