Home / 657,454.38-986,315.56-297,452.32

Finding the Fourth Proportional to 657,454.38, 986,315.56 and 297,452.32

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Solution

The fourth proportional to 657,454.38, 986,315.56 and 297,452.32 is: 446,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,454.38 : 986,315.56 = 297,452.32 : x
  2. Step 2: Convert to fraction form
    657,454.38/986,315.56 = 297,452.32/x
  3. Step 3: Cross multiply
    657,454.38x = 986,315.56 × 297,452.32
  4. Step 4: Simplify right side
    657,454.38x = 293,381,851,574.10
  5. Step 5: Solve for x
    x = 293,381,851,574.10/657,454.38
  6. Step 6: Final answer
    x = 446,239.10

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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.