Home / 859,592.90-1,186,214.73-477,609.86

Finding the Fourth Proportional to 859,592.90, 1,186,214.73 and 477,609.86

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Solution

The fourth proportional to 859,592.90, 1,186,214.73 and 477,609.86 is: 659,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,592.90 : 1,186,214.73 = 477,609.86 : x
  2. Step 2: Convert to fraction form
    859,592.90/1,186,214.73 = 477,609.86/x
  3. Step 3: Cross multiply
    859,592.90x = 1,186,214.73 × 477,609.86
  4. Step 4: Simplify right side
    859,592.90x = 566,547,845,194.16
  5. Step 5: Solve for x
    x = 566,547,845,194.16/859,592.90
  6. Step 6: Final answer
    x = 659,088.56

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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.