Home / 851,570.11-1,275,280.16-563,206.07

Finding the Fourth Proportional to 851,570.11, 1,275,280.16 and 563,206.07

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Solution

The fourth proportional to 851,570.11, 1,275,280.16 and 563,206.07 is: 843,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,570.11 : 1,275,280.16 = 563,206.07 : x
  2. Step 2: Convert to fraction form
    851,570.11/1,275,280.16 = 563,206.07/x
  3. Step 3: Cross multiply
    851,570.11x = 1,275,280.16 × 563,206.07
  4. Step 4: Simplify right side
    851,570.11x = 718,245,527,434.74
  5. Step 5: Solve for x
    x = 718,245,527,434.74/851,570.11
  6. Step 6: Final answer
    x = 843,436.75

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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.