Home / 776,506.14-1,071,586.11-432,346.86

Finding the Fourth Proportional to 776,506.14, 1,071,586.11 and 432,346.86

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Solution

The fourth proportional to 776,506.14, 1,071,586.11 and 432,346.86 is: 596,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,506.14 : 1,071,586.11 = 432,346.86 : x
  2. Step 2: Convert to fraction form
    776,506.14/1,071,586.11 = 432,346.86/x
  3. Step 3: Cross multiply
    776,506.14x = 1,071,586.11 × 432,346.86
  4. Step 4: Simplify right side
    776,506.14x = 463,296,889,878.12
  5. Step 5: Solve for x
    x = 463,296,889,878.12/776,506.14
  6. Step 6: Final answer
    x = 596,642.92

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Double scale
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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.