Home / 758,777.27-1,047,330.81-500,842.49

Finding the Fourth Proportional to 758,777.27, 1,047,330.81 and 500,842.49

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Solution

The fourth proportional to 758,777.27, 1,047,330.81 and 500,842.49 is: 691,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,777.27 : 1,047,330.81 = 500,842.49 : x
  2. Step 2: Convert to fraction form
    758,777.27/1,047,330.81 = 500,842.49/x
  3. Step 3: Cross multiply
    758,777.27x = 1,047,330.81 × 500,842.49
  4. Step 4: Simplify right side
    758,777.27x = 524,547,765,497.46
  5. Step 5: Solve for x
    x = 524,547,765,497.46/758,777.27
  6. Step 6: Final answer
    x = 691,306.65

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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.