Home / 828,417.56-1,142,941.24-675,192.56

Finding the Fourth Proportional to 828,417.56, 1,142,941.24 and 675,192.56

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Solution

The fourth proportional to 828,417.56, 1,142,941.24 and 675,192.56 is: 931,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,417.56 : 1,142,941.24 = 675,192.56 : x
  2. Step 2: Convert to fraction form
    828,417.56/1,142,941.24 = 675,192.56/x
  3. Step 3: Cross multiply
    828,417.56x = 1,142,941.24 × 675,192.56
  4. Step 4: Simplify right side
    828,417.56x = 771,705,421,765.18
  5. Step 5: Solve for x
    x = 771,705,421,765.18/828,417.56
  6. Step 6: Final answer
    x = 931,541.60

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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.