Home / 884,139.60-1,326,209.40-528,970.80

Finding the Fourth Proportional to 884,139.60, 1,326,209.40 and 528,970.80

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Solution

The fourth proportional to 884,139.60, 1,326,209.40 and 528,970.80 is: 793,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,139.60 : 1,326,209.40 = 528,970.80 : x
  2. Step 2: Convert to fraction form
    884,139.60/1,326,209.40 = 528,970.80/x
  3. Step 3: Cross multiply
    884,139.60x = 1,326,209.40 × 528,970.80
  4. Step 4: Simplify right side
    884,139.60x = 701,526,047,285.52
  5. Step 5: Solve for x
    x = 701,526,047,285.52/884,139.60
  6. Step 6: Final answer
    x = 793,456.20

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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.