Home / 835,919.15-1,153,921.53-564,354.86

Finding the Fourth Proportional to 835,919.15, 1,153,921.53 and 564,354.86

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Solution

The fourth proportional to 835,919.15, 1,153,921.53 and 564,354.86 is: 779,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,919.15 : 1,153,921.53 = 564,354.86 : x
  2. Step 2: Convert to fraction form
    835,919.15/1,153,921.53 = 564,354.86/x
  3. Step 3: Cross multiply
    835,919.15x = 1,153,921.53 × 564,354.86
  4. Step 4: Simplify right side
    835,919.15x = 651,221,223,514.14
  5. Step 5: Solve for x
    x = 651,221,223,514.14/835,919.15
  6. Step 6: Final answer
    x = 779,048.10

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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.