Home / 987,304.16-1,362,480.72-534,594.08

Finding the Fourth Proportional to 987,304.16, 1,362,480.72 and 534,594.08

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Solution

The fourth proportional to 987,304.16, 1,362,480.72 and 534,594.08 is: 737,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,304.16 : 1,362,480.72 = 534,594.08 : x
  2. Step 2: Convert to fraction form
    987,304.16/1,362,480.72 = 534,594.08/x
  3. Step 3: Cross multiply
    987,304.16x = 1,362,480.72 × 534,594.08
  4. Step 4: Simplify right side
    987,304.16x = 728,374,127,026.14
  5. Step 5: Solve for x
    x = 728,374,127,026.14/987,304.16
  6. Step 6: Final answer
    x = 737,740.36

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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.