Home / 526,547.39-726,554.21-297,086.54

Finding the Fourth Proportional to 526,547.39, 726,554.21 and 297,086.54

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Solution

The fourth proportional to 526,547.39, 726,554.21 and 297,086.54 is: 409,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,547.39 : 726,554.21 = 297,086.54 : x
  2. Step 2: Convert to fraction form
    526,547.39/726,554.21 = 297,086.54/x
  3. Step 3: Cross multiply
    526,547.39x = 726,554.21 × 297,086.54
  4. Step 4: Simplify right side
    526,547.39x = 215,849,471,253.13
  5. Step 5: Solve for x
    x = 215,849,471,253.13/526,547.39
  6. Step 6: Final answer
    x = 409,933.61

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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.