Home / 1,108,336.40-1,529,473.52-624,897.28

Finding the Fourth Proportional to 1,108,336.40, 1,529,473.52 and 624,897.28

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Solution

The fourth proportional to 1,108,336.40, 1,529,473.52 and 624,897.28 is: 862,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,336.40 : 1,529,473.52 = 624,897.28 : x
  2. Step 2: Convert to fraction form
    1,108,336.40/1,529,473.52 = 624,897.28/x
  3. Step 3: Cross multiply
    1,108,336.40x = 1,529,473.52 × 624,897.28
  4. Step 4: Simplify right side
    1,108,336.40x = 955,763,842,480.03
  5. Step 5: Solve for x
    x = 955,763,842,480.03/1,108,336.40
  6. Step 6: Final answer
    x = 862,340.93

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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.