Home / 928,575.37-1,393,256.72-507,359.17

Finding the Fourth Proportional to 928,575.37, 1,393,256.72 and 507,359.17

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Solution

The fourth proportional to 928,575.37, 1,393,256.72 and 507,359.17 is: 761,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,575.37 : 1,393,256.72 = 507,359.17 : x
  2. Step 2: Convert to fraction form
    928,575.37/1,393,256.72 = 507,359.17/x
  3. Step 3: Cross multiply
    928,575.37x = 1,393,256.72 × 507,359.17
  4. Step 4: Simplify right side
    928,575.37x = 706,881,573,056.12
  5. Step 5: Solve for x
    x = 706,881,573,056.12/928,575.37
  6. Step 6: Final answer
    x = 761,253.85

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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.