Home / 966,808.17-1,334,194.34-537,128.55

Finding the Fourth Proportional to 966,808.17, 1,334,194.34 and 537,128.55

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Solution

The fourth proportional to 966,808.17, 1,334,194.34 and 537,128.55 is: 741,236.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,808.17 : 1,334,194.34 = 537,128.55 : x
  2. Step 2: Convert to fraction form
    966,808.17/1,334,194.34 = 537,128.55/x
  3. Step 3: Cross multiply
    966,808.17x = 1,334,194.34 × 537,128.55
  4. Step 4: Simplify right side
    966,808.17x = 716,633,868,576.76
  5. Step 5: Solve for x
    x = 716,633,868,576.76/966,808.17
  6. Step 6: Final answer
    x = 741,236.88

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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.