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Finding the Fourth Proportional to 584,810.08, 807,057.44 and 358,411.84

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Solution

The fourth proportional to 584,810.08, 807,057.44 and 358,411.84 is: 494,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,810.08 : 807,057.44 = 358,411.84 : x
  2. Step 2: Convert to fraction form
    584,810.08/807,057.44 = 358,411.84/x
  3. Step 3: Cross multiply
    584,810.08x = 807,057.44 × 358,411.84
  4. Step 4: Simplify right side
    584,810.08x = 289,258,942,056.09
  5. Step 5: Solve for x
    x = 289,258,942,056.09/584,810.08
  6. Step 6: Final answer
    x = 494,620.31

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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.