Home / 1,009,312.17-1,392,833.23-550,430.29

Finding the Fourth Proportional to 1,009,312.17, 1,392,833.23 and 550,430.29

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Solution

The fourth proportional to 1,009,312.17, 1,392,833.23 and 550,430.29 is: 759,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,312.17 : 1,392,833.23 = 550,430.29 : x
  2. Step 2: Convert to fraction form
    1,009,312.17/1,392,833.23 = 550,430.29/x
  3. Step 3: Cross multiply
    1,009,312.17x = 1,392,833.23 × 550,430.29
  4. Step 4: Simplify right side
    1,009,312.17x = 766,657,598,710.54
  5. Step 5: Solve for x
    x = 766,657,598,710.54/1,009,312.17
  6. Step 6: Final answer
    x = 759,584.22

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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.