Home / 850,686.00-1,173,973.27-488,176.17

Finding the Fourth Proportional to 850,686.00, 1,173,973.27 and 488,176.17

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Solution

The fourth proportional to 850,686.00, 1,173,973.27 and 488,176.17 is: 673,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,686.00 : 1,173,973.27 = 488,176.17 : x
  2. Step 2: Convert to fraction form
    850,686.00/1,173,973.27 = 488,176.17/x
  3. Step 3: Cross multiply
    850,686.00x = 1,173,973.27 × 488,176.17
  4. Step 4: Simplify right side
    850,686.00x = 573,105,779,643.60
  5. Step 5: Solve for x
    x = 573,105,779,643.60/850,686.00
  6. Step 6: Final answer
    x = 673,698.38

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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.