Home / 672,167.40-927,656.38-502,106.28

Finding the Fourth Proportional to 672,167.40, 927,656.38 and 502,106.28

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Solution

The fourth proportional to 672,167.40, 927,656.38 and 502,106.28 is: 692,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,167.40 : 927,656.38 = 502,106.28 : x
  2. Step 2: Convert to fraction form
    672,167.40/927,656.38 = 502,106.28/x
  3. Step 3: Cross multiply
    672,167.40x = 927,656.38 × 502,106.28
  4. Step 4: Simplify right side
    672,167.40x = 465,782,094,080.07
  5. Step 5: Solve for x
    x = 465,782,094,080.07/672,167.40
  6. Step 6: Final answer
    x = 692,955.50

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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.