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Finding the Fourth Proportional to 452,459.68, 624,401.88 and 248,529.47

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Solution

The fourth proportional to 452,459.68, 624,401.88 and 248,529.47 is: 342,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,459.68 : 624,401.88 = 248,529.47 : x
  2. Step 2: Convert to fraction form
    452,459.68/624,401.88 = 248,529.47/x
  3. Step 3: Cross multiply
    452,459.68x = 624,401.88 × 248,529.47
  4. Step 4: Simplify right side
    452,459.68x = 155,182,268,303.40
  5. Step 5: Solve for x
    x = 155,182,268,303.40/452,459.68
  6. Step 6: Final answer
    x = 342,974.80

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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.