Home / 912,251.60-1,366,303.80-576,328.40

Finding the Fourth Proportional to 912,251.60, 1,366,303.80 and 576,328.40

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Solution

The fourth proportional to 912,251.60, 1,366,303.80 and 576,328.40 is: 863,182.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,251.60 : 1,366,303.80 = 576,328.40 : x
  2. Step 2: Convert to fraction form
    912,251.60/1,366,303.80 = 576,328.40/x
  3. Step 3: Cross multiply
    912,251.60x = 1,366,303.80 × 576,328.40
  4. Step 4: Simplify right side
    912,251.60x = 787,439,682,967.92
  5. Step 5: Solve for x
    x = 787,439,682,967.92/912,251.60
  6. Step 6: Final answer
    x = 863,182.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.