Home / 657,392.10-986,216.01-252,554.82

Finding the Fourth Proportional to 657,392.10, 986,216.01 and 252,554.82

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Solution

The fourth proportional to 657,392.10, 986,216.01 and 252,554.82 is: 378,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,392.10 : 986,216.01 = 252,554.82 : x
  2. Step 2: Convert to fraction form
    657,392.10/986,216.01 = 252,554.82/x
  3. Step 3: Cross multiply
    657,392.10x = 986,216.01 × 252,554.82
  4. Step 4: Simplify right side
    657,392.10x = 249,073,606,886.67
  5. Step 5: Solve for x
    x = 249,073,606,886.67/657,392.10
  6. Step 6: Final answer
    x = 378,881.35

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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.