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Finding the Fourth Proportional to 580,914.55, 870,629.58 and 468,647.71

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Solution

The fourth proportional to 580,914.55, 870,629.58 and 468,647.71 is: 702,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,914.55 : 870,629.58 = 468,647.71 : x
  2. Step 2: Convert to fraction form
    580,914.55/870,629.58 = 468,647.71/x
  3. Step 3: Cross multiply
    580,914.55x = 870,629.58 × 468,647.71
  4. Step 4: Simplify right side
    580,914.55x = 408,018,558,925.26
  5. Step 5: Solve for x
    x = 408,018,558,925.26/580,914.55
  6. Step 6: Final answer
    x = 702,372.77

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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.