Home / 907,339.60-1,361,009.40-623,904.40

Finding the Fourth Proportional to 907,339.60, 1,361,009.40 and 623,904.40

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Solution

The fourth proportional to 907,339.60, 1,361,009.40 and 623,904.40 is: 935,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,339.60 : 1,361,009.40 = 623,904.40 : x
  2. Step 2: Convert to fraction form
    907,339.60/1,361,009.40 = 623,904.40/x
  3. Step 3: Cross multiply
    907,339.60x = 1,361,009.40 × 623,904.40
  4. Step 4: Simplify right side
    907,339.60x = 849,139,753,101.36
  5. Step 5: Solve for x
    x = 849,139,753,101.36/907,339.60
  6. Step 6: Final answer
    x = 935,856.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.