Home / 1,038,175.30-1,557,554.55-505,713.70

Finding the Fourth Proportional to 1,038,175.30, 1,557,554.55 and 505,713.70

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Solution

The fourth proportional to 1,038,175.30, 1,557,554.55 and 505,713.70 is: 758,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,175.30 : 1,557,554.55 = 505,713.70 : x
  2. Step 2: Convert to fraction form
    1,038,175.30/1,557,554.55 = 505,713.70/x
  3. Step 3: Cross multiply
    1,038,175.30x = 1,557,554.55 × 505,713.70
  4. Step 4: Simplify right side
    1,038,175.30x = 787,676,674,432.34
  5. Step 5: Solve for x
    x = 787,676,674,432.34/1,038,175.30
  6. Step 6: Final answer
    x = 758,712.59

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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.