Home / 843,854.12-1,164,520.08-461,905.10

Finding the Fourth Proportional to 843,854.12, 1,164,520.08 and 461,905.10

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Solution

The fourth proportional to 843,854.12, 1,164,520.08 and 461,905.10 is: 637,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,854.12 : 1,164,520.08 = 461,905.10 : x
  2. Step 2: Convert to fraction form
    843,854.12/1,164,520.08 = 461,905.10/x
  3. Step 3: Cross multiply
    843,854.12x = 1,164,520.08 × 461,905.10
  4. Step 4: Simplify right side
    843,854.12x = 537,897,764,004.41
  5. Step 5: Solve for x
    x = 537,897,764,004.41/843,854.12
  6. Step 6: Final answer
    x = 637,429.80

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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.