Home / 1,011,527.12-1,396,003.95-552,711.40

Finding the Fourth Proportional to 1,011,527.12, 1,396,003.95 and 552,711.40

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Solution

The fourth proportional to 1,011,527.12, 1,396,003.95 and 552,711.40 is: 762,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,527.12 : 1,396,003.95 = 552,711.40 : x
  2. Step 2: Convert to fraction form
    1,011,527.12/1,396,003.95 = 552,711.40/x
  3. Step 3: Cross multiply
    1,011,527.12x = 1,396,003.95 × 552,711.40
  4. Step 4: Simplify right side
    1,011,527.12x = 771,587,294,120.02
  5. Step 5: Solve for x
    x = 771,587,294,120.02/1,011,527.12
  6. Step 6: Final answer
    x = 762,794.47

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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.