Home / 977,615.19-1,349,164.45-547,923.05

Finding the Fourth Proportional to 977,615.19, 1,349,164.45 and 547,923.05

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Solution

The fourth proportional to 977,615.19, 1,349,164.45 and 547,923.05 is: 756,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,615.19 : 1,349,164.45 = 547,923.05 : x
  2. Step 2: Convert to fraction form
    977,615.19/1,349,164.45 = 547,923.05/x
  3. Step 3: Cross multiply
    977,615.19x = 1,349,164.45 × 547,923.05
  4. Step 4: Simplify right side
    977,615.19x = 739,238,299,394.02
  5. Step 5: Solve for x
    x = 739,238,299,394.02/977,615.19
  6. Step 6: Final answer
    x = 756,164.91

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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.