Home / 856,700.64-1,182,217.14-474,762.96

Finding the Fourth Proportional to 856,700.64, 1,182,217.14 and 474,762.96

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Solution

The fourth proportional to 856,700.64, 1,182,217.14 and 474,762.96 is: 655,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,700.64 : 1,182,217.14 = 474,762.96 : x
  2. Step 2: Convert to fraction form
    856,700.64/1,182,217.14 = 474,762.96/x
  3. Step 3: Cross multiply
    856,700.64x = 1,182,217.14 × 474,762.96
  4. Step 4: Simplify right side
    856,700.64x = 561,272,908,749.13
  5. Step 5: Solve for x
    x = 561,272,908,749.13/856,700.64
  6. Step 6: Final answer
    x = 655,156.40

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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.