Home / 955,387.35-1,319,023.62-657,534.42

Finding the Fourth Proportional to 955,387.35, 1,319,023.62 and 657,534.42

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Solution

The fourth proportional to 955,387.35, 1,319,023.62 and 657,534.42 is: 907,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,387.35 : 1,319,023.62 = 657,534.42 : x
  2. Step 2: Convert to fraction form
    955,387.35/1,319,023.62 = 657,534.42/x
  3. Step 3: Cross multiply
    955,387.35x = 1,319,023.62 × 657,534.42
  4. Step 4: Simplify right side
    955,387.35x = 867,303,430,943.00
  5. Step 5: Solve for x
    x = 867,303,430,943.00/955,387.35
  6. Step 6: Final answer
    x = 907,802.93

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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.