Home / 622,342.60-931,440.30-572,576.20

Finding the Fourth Proportional to 622,342.60, 931,440.30 and 572,576.20

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Solution

The fourth proportional to 622,342.60, 931,440.30 and 572,576.20 is: 856,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,342.60 : 931,440.30 = 572,576.20 : x
  2. Step 2: Convert to fraction form
    622,342.60/931,440.30 = 572,576.20/x
  3. Step 3: Cross multiply
    622,342.60x = 931,440.30 × 572,576.20
  4. Step 4: Simplify right side
    622,342.60x = 533,320,547,500.86
  5. Step 5: Solve for x
    x = 533,320,547,500.86/622,342.60
  6. Step 6: Final answer
    x = 856,956.52

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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.