Home / 762,693.06-1,052,513.48-418,534.76

Finding the Fourth Proportional to 762,693.06, 1,052,513.48 and 418,534.76

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Solution

The fourth proportional to 762,693.06, 1,052,513.48 and 418,534.76 is: 577,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,693.06 : 1,052,513.48 = 418,534.76 : x
  2. Step 2: Convert to fraction form
    762,693.06/1,052,513.48 = 418,534.76/x
  3. Step 3: Cross multiply
    762,693.06x = 1,052,513.48 × 418,534.76
  4. Step 4: Simplify right side
    762,693.06x = 440,513,476,748.57
  5. Step 5: Solve for x
    x = 440,513,476,748.57/762,693.06
  6. Step 6: Final answer
    x = 577,576.35

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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.