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Finding the Fourth Proportional to 554,167.66, 831,259.70 and 365,834.16

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Solution

The fourth proportional to 554,167.66, 831,259.70 and 365,834.16 is: 548,756.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,167.66 : 831,259.70 = 365,834.16 : x
  2. Step 2: Convert to fraction form
    554,167.66/831,259.70 = 365,834.16/x
  3. Step 3: Cross multiply
    554,167.66x = 831,259.70 × 365,834.16
  4. Step 4: Simplify right side
    554,167.66x = 304,103,194,091.35
  5. Step 5: Solve for x
    x = 304,103,194,091.35/554,167.66
  6. Step 6: Final answer
    x = 548,756.66

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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.