Home / 955,300.23-1,318,312.26-525,579.44

Finding the Fourth Proportional to 955,300.23, 1,318,312.26 and 525,579.44

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Solution

The fourth proportional to 955,300.23, 1,318,312.26 and 525,579.44 is: 725,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,300.23 : 1,318,312.26 = 525,579.44 : x
  2. Step 2: Convert to fraction form
    955,300.23/1,318,312.26 = 525,579.44/x
  3. Step 3: Cross multiply
    955,300.23x = 1,318,312.26 × 525,579.44
  4. Step 4: Simplify right side
    955,300.23x = 692,877,812,764.37
  5. Step 5: Solve for x
    x = 692,877,812,764.37/955,300.23
  6. Step 6: Final answer
    x = 725,298.49

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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.