Home / 452,631.57-624,371.73-282,570.45

Finding the Fourth Proportional to 452,631.57, 624,371.73 and 282,570.45

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Solution

The fourth proportional to 452,631.57, 624,371.73 and 282,570.45 is: 389,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,631.57 : 624,371.73 = 282,570.45 : x
  2. Step 2: Convert to fraction form
    452,631.57/624,371.73 = 282,570.45/x
  3. Step 3: Cross multiply
    452,631.57x = 624,371.73 × 282,570.45
  4. Step 4: Simplify right side
    452,631.57x = 176,429,000,713.38
  5. Step 5: Solve for x
    x = 176,429,000,713.38/452,631.57
  6. Step 6: Final answer
    x = 389,785.01

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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.