Home / 944,390.38-1,303,220.70-514,661.28

Finding the Fourth Proportional to 944,390.38, 1,303,220.70 and 514,661.28

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Solution

The fourth proportional to 944,390.38, 1,303,220.70 and 514,661.28 is: 710,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,390.38 : 1,303,220.70 = 514,661.28 : x
  2. Step 2: Convert to fraction form
    944,390.38/1,303,220.70 = 514,661.28/x
  3. Step 3: Cross multiply
    944,390.38x = 1,303,220.70 × 514,661.28
  4. Step 4: Simplify right side
    944,390.38x = 670,717,233,584.50
  5. Step 5: Solve for x
    x = 670,717,233,584.50/944,390.38
  6. Step 6: Final answer
    x = 710,211.84

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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.