Home / 930,593.84-1,284,218.01-522,707.40

Finding the Fourth Proportional to 930,593.84, 1,284,218.01 and 522,707.40

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Solution

The fourth proportional to 930,593.84, 1,284,218.01 and 522,707.40 is: 721,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,593.84 : 1,284,218.01 = 522,707.40 : x
  2. Step 2: Convert to fraction form
    930,593.84/1,284,218.01 = 522,707.40/x
  3. Step 3: Cross multiply
    930,593.84x = 1,284,218.01 × 522,707.40
  4. Step 4: Simplify right side
    930,593.84x = 671,270,257,040.27
  5. Step 5: Solve for x
    x = 671,270,257,040.27/930,593.84
  6. Step 6: Final answer
    x = 721,335.38

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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.