Home / 452,516.40-624,436.20-261,542.16

Finding the Fourth Proportional to 452,516.40, 624,436.20 and 261,542.16

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Solution

The fourth proportional to 452,516.40, 624,436.20 and 261,542.16 is: 360,907.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,516.40 : 624,436.20 = 261,542.16 : x
  2. Step 2: Convert to fraction form
    452,516.40/624,436.20 = 261,542.16/x
  3. Step 3: Cross multiply
    452,516.40x = 624,436.20 × 261,542.16
  4. Step 4: Simplify right side
    452,516.40x = 163,316,392,530.19
  5. Step 5: Solve for x
    x = 163,316,392,530.19/452,516.40
  6. Step 6: Final answer
    x = 360,907.12

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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.