Home / 816,573.15-1,225,108.71-417,494.16

Finding the Fourth Proportional to 816,573.15, 1,225,108.71 and 417,494.16

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Solution

The fourth proportional to 816,573.15, 1,225,108.71 and 417,494.16 is: 626,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,573.15 : 1,225,108.71 = 417,494.16 : x
  2. Step 2: Convert to fraction form
    816,573.15/1,225,108.71 = 417,494.16/x
  3. Step 3: Cross multiply
    816,573.15x = 1,225,108.71 × 417,494.16
  4. Step 4: Simplify right side
    816,573.15x = 511,475,731,790.13
  5. Step 5: Solve for x
    x = 511,475,731,790.13/816,573.15
  6. Step 6: Final answer
    x = 626,368.54

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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.