Home / 940,617.13-1,298,061.17-510,905.65

Finding the Fourth Proportional to 940,617.13, 1,298,061.17 and 510,905.65

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Solution

The fourth proportional to 940,617.13, 1,298,061.17 and 510,905.65 is: 705,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,617.13 : 1,298,061.17 = 510,905.65 : x
  2. Step 2: Convert to fraction form
    940,617.13/1,298,061.17 = 510,905.65/x
  3. Step 3: Cross multiply
    940,617.13x = 1,298,061.17 × 510,905.65
  4. Step 4: Simplify right side
    940,617.13x = 663,186,785,798.61
  5. Step 5: Solve for x
    x = 663,186,785,798.61/940,617.13
  6. Step 6: Final answer
    x = 705,054.97

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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.