Home / 761,953.16-1,142,927.46-193,333.16

Finding the Fourth Proportional to 761,953.16, 1,142,927.46 and 193,333.16

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Solution

The fourth proportional to 761,953.16, 1,142,927.46 and 193,333.16 is: 289,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,953.16 : 1,142,927.46 = 193,333.16 : x
  2. Step 2: Convert to fraction form
    761,953.16/1,142,927.46 = 193,333.16/x
  3. Step 3: Cross multiply
    761,953.16x = 1,142,927.46 × 193,333.16
  4. Step 4: Simplify right side
    761,953.16x = 220,965,777,492.57
  5. Step 5: Solve for x
    x = 220,965,777,492.57/761,953.16
  6. Step 6: Final answer
    x = 289,999.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.