Home / 976,045.51-1,347,783.39-614,072.71

Finding the Fourth Proportional to 976,045.51, 1,347,783.39 and 614,072.71

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Solution

The fourth proportional to 976,045.51, 1,347,783.39 and 614,072.71 is: 847,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,045.51 : 1,347,783.39 = 614,072.71 : x
  2. Step 2: Convert to fraction form
    976,045.51/1,347,783.39 = 614,072.71/x
  3. Step 3: Cross multiply
    976,045.51x = 1,347,783.39 × 614,072.71
  4. Step 4: Simplify right side
    976,045.51x = 827,636,988,981.01
  5. Step 5: Solve for x
    x = 827,636,988,981.01/976,045.51
  6. Step 6: Final answer
    x = 847,949.18

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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.