Home / 929,958.96-1,283,012.96-607,854.72

Finding the Fourth Proportional to 929,958.96, 1,283,012.96 and 607,854.72

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Solution

The fourth proportional to 929,958.96, 1,283,012.96 and 607,854.72 is: 838,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,958.96 : 1,283,012.96 = 607,854.72 : x
  2. Step 2: Convert to fraction form
    929,958.96/1,283,012.96 = 607,854.72/x
  3. Step 3: Cross multiply
    929,958.96x = 1,283,012.96 × 607,854.72
  4. Step 4: Simplify right side
    929,958.96x = 779,885,483,557.17
  5. Step 5: Solve for x
    x = 779,885,483,557.17/929,958.96
  6. Step 6: Final answer
    x = 838,623.55

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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.