Home / 930,113.73-1,283,685.30-516,743.19

Finding the Fourth Proportional to 930,113.73, 1,283,685.30 and 516,743.19

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Solution

The fourth proportional to 930,113.73, 1,283,685.30 and 516,743.19 is: 713,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,113.73 : 1,283,685.30 = 516,743.19 : x
  2. Step 2: Convert to fraction form
    930,113.73/1,283,685.30 = 516,743.19/x
  3. Step 3: Cross multiply
    930,113.73x = 1,283,685.30 × 516,743.19
  4. Step 4: Simplify right side
    930,113.73x = 663,335,636,878.11
  5. Step 5: Solve for x
    x = 663,335,636,878.11/930,113.73
  6. Step 6: Final answer
    x = 713,176.91

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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.