Home / 971,525.61-1,340,706.57-535,933.11

Finding the Fourth Proportional to 971,525.61, 1,340,706.57 and 535,933.11

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Solution

The fourth proportional to 971,525.61, 1,340,706.57 and 535,933.11 is: 739,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,525.61 : 1,340,706.57 = 535,933.11 : x
  2. Step 2: Convert to fraction form
    971,525.61/1,340,706.57 = 535,933.11/x
  3. Step 3: Cross multiply
    971,525.61x = 1,340,706.57 × 535,933.11
  4. Step 4: Simplify right side
    971,525.61x = 718,529,041,657.53
  5. Step 5: Solve for x
    x = 718,529,041,657.53/971,525.61
  6. Step 6: Final answer
    x = 739,588.37

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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.