Home / 549,583.33-758,046.32-386,585.59

Finding the Fourth Proportional to 549,583.33, 758,046.32 and 386,585.59

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Solution

The fourth proportional to 549,583.33, 758,046.32 and 386,585.59 is: 533,221.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,583.33 : 758,046.32 = 386,585.59 : x
  2. Step 2: Convert to fraction form
    549,583.33/758,046.32 = 386,585.59/x
  3. Step 3: Cross multiply
    549,583.33x = 758,046.32 × 386,585.59
  4. Step 4: Simplify right side
    549,583.33x = 293,049,781,931.60
  5. Step 5: Solve for x
    x = 293,049,781,931.60/549,583.33
  6. Step 6: Final answer
    x = 533,221.74

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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.