Home / 879,595.45-1,213,833.52-497,622.23

Finding the Fourth Proportional to 879,595.45, 1,213,833.52 and 497,622.23

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Solution

The fourth proportional to 879,595.45, 1,213,833.52 and 497,622.23 is: 686,714.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,595.45 : 1,213,833.52 = 497,622.23 : x
  2. Step 2: Convert to fraction form
    879,595.45/1,213,833.52 = 497,622.23/x
  3. Step 3: Cross multiply
    879,595.45x = 1,213,833.52 × 497,622.23
  4. Step 4: Simplify right side
    879,595.45x = 604,030,550,403.26
  5. Step 5: Solve for x
    x = 604,030,550,403.26/879,595.45
  6. Step 6: Final answer
    x = 686,714.04

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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.