Home / 657,361.81-900,581.37-632,780.34

Finding the Fourth Proportional to 657,361.81, 900,581.37 and 632,780.34

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Solution

The fourth proportional to 657,361.81, 900,581.37 and 632,780.34 is: 866,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,361.81 : 900,581.37 = 632,780.34 : x
  2. Step 2: Convert to fraction form
    657,361.81/900,581.37 = 632,780.34/x
  3. Step 3: Cross multiply
    657,361.81x = 900,581.37 × 632,780.34
  4. Step 4: Simplify right side
    657,361.81x = 569,870,185,506.27
  5. Step 5: Solve for x
    x = 569,870,185,506.27/657,361.81
  6. Step 6: Final answer
    x = 866,904.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.