Home / 891,673.68-1,336,480.50-410,896.20

Finding the Fourth Proportional to 891,673.68, 1,336,480.50 and 410,896.20

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Solution

The fourth proportional to 891,673.68, 1,336,480.50 and 410,896.20 is: 615,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,673.68 : 1,336,480.50 = 410,896.20 : x
  2. Step 2: Convert to fraction form
    891,673.68/1,336,480.50 = 410,896.20/x
  3. Step 3: Cross multiply
    891,673.68x = 1,336,480.50 × 410,896.20
  4. Step 4: Simplify right side
    891,673.68x = 549,154,758,824.10
  5. Step 5: Solve for x
    x = 549,154,758,824.10/891,673.68
  6. Step 6: Final answer
    x = 615,869.65

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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.