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Finding the Fourth Proportional to 623,025, 859,773.84 and 336,545.04

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Solution

The fourth proportional to 623,025, 859,773.84 and 336,545.04 is: 464,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,025 : 859,773.84 = 336,545.04 : x
  2. Step 2: Convert to fraction form
    623,025/859,773.84 = 336,545.04/x
  3. Step 3: Cross multiply
    623,025x = 859,773.84 × 336,545.04
  4. Step 4: Simplify right side
    623,025x = 289,352,621,373.75
  5. Step 5: Solve for x
    x = 289,352,621,373.75/623,025
  6. Step 6: Final answer
    x = 464,431.80

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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.