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Finding the Fourth Proportional to 623,810.80, 934,333.80 and 483,113.20

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Solution

The fourth proportional to 623,810.80, 934,333.80 and 483,113.20 is: 723,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,810.80 : 934,333.80 = 483,113.20 : x
  2. Step 2: Convert to fraction form
    623,810.80/934,333.80 = 483,113.20/x
  3. Step 3: Cross multiply
    623,810.80x = 934,333.80 × 483,113.20
  4. Step 4: Simplify right side
    623,810.80x = 451,388,991,986.16
  5. Step 5: Solve for x
    x = 451,388,991,986.16/623,810.80
  6. Step 6: Final answer
    x = 723,599.19

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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.