Home / 835,419.60-1,152,875.16-453,443.04

Finding the Fourth Proportional to 835,419.60, 1,152,875.16 and 453,443.04

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Solution

The fourth proportional to 835,419.60, 1,152,875.16 and 453,443.04 is: 625,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,419.60 : 1,152,875.16 = 453,443.04 : x
  2. Step 2: Convert to fraction form
    835,419.60/1,152,875.16 = 453,443.04/x
  3. Step 3: Cross multiply
    835,419.60x = 1,152,875.16 × 453,443.04
  4. Step 4: Simplify right side
    835,419.60x = 522,763,217,290.89
  5. Step 5: Solve for x
    x = 522,763,217,290.89/835,419.60
  6. Step 6: Final answer
    x = 625,749.28

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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.