Home / 916,735.24-1,265,108.52-503,306.11

Finding the Fourth Proportional to 916,735.24, 1,265,108.52 and 503,306.11

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Solution

The fourth proportional to 916,735.24, 1,265,108.52 and 503,306.11 is: 694,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,735.24 : 1,265,108.52 = 503,306.11 : x
  2. Step 2: Convert to fraction form
    916,735.24/1,265,108.52 = 503,306.11/x
  3. Step 3: Cross multiply
    916,735.24x = 1,265,108.52 × 503,306.11
  4. Step 4: Simplify right side
    916,735.24x = 636,736,847,929.06
  5. Step 5: Solve for x
    x = 636,736,847,929.06/916,735.24
  6. Step 6: Final answer
    x = 694,570.06

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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.