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Finding the Fourth Proportional to 434,364.53, 599,374.67 and 253,038.53

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Solution

The fourth proportional to 434,364.53, 599,374.67 and 253,038.53 is: 349,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,364.53 : 599,374.67 = 253,038.53 : x
  2. Step 2: Convert to fraction form
    434,364.53/599,374.67 = 253,038.53/x
  3. Step 3: Cross multiply
    434,364.53x = 599,374.67 × 253,038.53
  4. Step 4: Simplify right side
    434,364.53x = 151,664,881,153.97
  5. Step 5: Solve for x
    x = 151,664,881,153.97/434,364.53
  6. Step 6: Final answer
    x = 349,164.98

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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.