Home / 944,147.04-1,302,906.51-514,430.70

Finding the Fourth Proportional to 944,147.04, 1,302,906.51 and 514,430.70

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Solution

The fourth proportional to 944,147.04, 1,302,906.51 and 514,430.70 is: 709,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,147.04 : 1,302,906.51 = 514,430.70 : x
  2. Step 2: Convert to fraction form
    944,147.04/1,302,906.51 = 514,430.70/x
  3. Step 3: Cross multiply
    944,147.04x = 1,302,906.51 × 514,430.70
  4. Step 4: Simplify right side
    944,147.04x = 670,255,107,973.86
  5. Step 5: Solve for x
    x = 670,255,107,973.86/944,147.04
  6. Step 6: Final answer
    x = 709,905.43

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Double scale
Find fourth proportional to 944,148.04, 1,302,907.89 and 514,431.70
Similar ratio
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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.