Home / 461,867.60-692,801.40-448,043.60

Finding the Fourth Proportional to 461,867.60, 692,801.40 and 448,043.60

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Solution

The fourth proportional to 461,867.60, 692,801.40 and 448,043.60 is: 672,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,867.60 : 692,801.40 = 448,043.60 : x
  2. Step 2: Convert to fraction form
    461,867.60/692,801.40 = 448,043.60/x
  3. Step 3: Cross multiply
    461,867.60x = 692,801.40 × 448,043.60
  4. Step 4: Simplify right side
    461,867.60x = 310,405,233,341.04
  5. Step 5: Solve for x
    x = 310,405,233,341.04/461,867.60
  6. Step 6: Final answer
    x = 672,065.40

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Similar ratio
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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.