Home / 656,177.32-905,527.38-369,701.56

Finding the Fourth Proportional to 656,177.32, 905,527.38 and 369,701.56

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Solution

The fourth proportional to 656,177.32, 905,527.38 and 369,701.56 is: 510,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,177.32 : 905,527.38 = 369,701.56 : x
  2. Step 2: Convert to fraction form
    656,177.32/905,527.38 = 369,701.56/x
  3. Step 3: Cross multiply
    656,177.32x = 905,527.38 × 369,701.56
  4. Step 4: Simplify right side
    656,177.32x = 334,774,885,008.71
  5. Step 5: Solve for x
    x = 334,774,885,008.71/656,177.32
  6. Step 6: Final answer
    x = 510,189.66

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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.