Home / 554,444.40-831,664.17-217,246.80

Finding the Fourth Proportional to 554,444.40, 831,664.17 and 217,246.80

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Solution

The fourth proportional to 554,444.40, 831,664.17 and 217,246.80 is: 325,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,444.40 : 831,664.17 = 217,246.80 : x
  2. Step 2: Convert to fraction form
    554,444.40/831,664.17 = 217,246.80/x
  3. Step 3: Cross multiply
    554,444.40x = 831,664.17 × 217,246.80
  4. Step 4: Simplify right side
    554,444.40x = 180,676,379,607.16
  5. Step 5: Solve for x
    x = 180,676,379,607.16/554,444.40
  6. Step 6: Final answer
    x = 325,869.25

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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.