Home / 692,789.40-956,030.75-386,857.26

Finding the Fourth Proportional to 692,789.40, 956,030.75 and 386,857.26

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Solution

The fourth proportional to 692,789.40, 956,030.75 and 386,857.26 is: 533,852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,789.40 : 956,030.75 = 386,857.26 : x
  2. Step 2: Convert to fraction form
    692,789.40/956,030.75 = 386,857.26/x
  3. Step 3: Cross multiply
    692,789.40x = 956,030.75 × 386,857.26
  4. Step 4: Simplify right side
    692,789.40x = 369,847,434,486.46
  5. Step 5: Solve for x
    x = 369,847,434,486.46/692,789.40
  6. Step 6: Final answer
    x = 533,852.62

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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.