Home / 913,432.34-1,260,527.34-505,534.97

Finding the Fourth Proportional to 913,432.34, 1,260,527.34 and 505,534.97

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Solution

The fourth proportional to 913,432.34, 1,260,527.34 and 505,534.97 is: 697,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,432.34 : 1,260,527.34 = 505,534.97 : x
  2. Step 2: Convert to fraction form
    913,432.34/1,260,527.34 = 505,534.97/x
  3. Step 3: Cross multiply
    913,432.34x = 1,260,527.34 × 505,534.97
  4. Step 4: Simplify right side
    913,432.34x = 637,240,651,011.08
  5. Step 5: Solve for x
    x = 637,240,651,011.08/913,432.34
  6. Step 6: Final answer
    x = 697,633.12

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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.