Home / 767,117.04-1,151,291.88-346,429.68

Finding the Fourth Proportional to 767,117.04, 1,151,291.88 and 346,429.68

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Solution

The fourth proportional to 767,117.04, 1,151,291.88 and 346,429.68 is: 519,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,117.04 : 1,151,291.88 = 346,429.68 : x
  2. Step 2: Convert to fraction form
    767,117.04/1,151,291.88 = 346,429.68/x
  3. Step 3: Cross multiply
    767,117.04x = 1,151,291.88 × 346,429.68
  4. Step 4: Simplify right side
    767,117.04x = 398,841,677,575.00
  5. Step 5: Solve for x
    x = 398,841,677,575.00/767,117.04
  6. Step 6: Final answer
    x = 519,922.85

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Double scale
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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.