Home / 1,108,364.60-1,529,521.53-624,920.36

Finding the Fourth Proportional to 1,108,364.60, 1,529,521.53 and 624,920.36

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Solution

The fourth proportional to 1,108,364.60, 1,529,521.53 and 624,920.36 is: 862,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,364.60 : 1,529,521.53 = 624,920.36 : x
  2. Step 2: Convert to fraction form
    1,108,364.60/1,529,521.53 = 624,920.36/x
  3. Step 3: Cross multiply
    1,108,364.60x = 1,529,521.53 × 624,920.36
  4. Step 4: Simplify right side
    1,108,364.60x = 955,829,137,507.74
  5. Step 5: Solve for x
    x = 955,829,137,507.74/1,108,364.60
  6. Step 6: Final answer
    x = 862,377.91

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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.