Home / 963,257.20-1,329,316.50-549,785.74

Finding the Fourth Proportional to 963,257.20, 1,329,316.50 and 549,785.74

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Solution

The fourth proportional to 963,257.20, 1,329,316.50 and 549,785.74 is: 758,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,257.20 : 1,329,316.50 = 549,785.74 : x
  2. Step 2: Convert to fraction form
    963,257.20/1,329,316.50 = 549,785.74/x
  3. Step 3: Cross multiply
    963,257.20x = 1,329,316.50 × 549,785.74
  4. Step 4: Simplify right side
    963,257.20x = 730,839,255,646.71
  5. Step 5: Solve for x
    x = 730,839,255,646.71/963,257.20
  6. Step 6: Final answer
    x = 758,716.63

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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.