Home / 947,359.17-1,308,228.75-608,417.91

Finding the Fourth Proportional to 947,359.17, 1,308,228.75 and 608,417.91

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Solution

The fourth proportional to 947,359.17, 1,308,228.75 and 608,417.91 is: 840,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,359.17 : 1,308,228.75 = 608,417.91 : x
  2. Step 2: Convert to fraction form
    947,359.17/1,308,228.75 = 608,417.91/x
  3. Step 3: Cross multiply
    947,359.17x = 1,308,228.75 × 608,417.91
  4. Step 4: Simplify right side
    947,359.17x = 795,949,801,876.91
  5. Step 5: Solve for x
    x = 795,949,801,876.91/947,359.17
  6. Step 6: Final answer
    x = 840,177.44

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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.