Home / 936,330.12-1,403,904.69-515,901.24

Finding the Fourth Proportional to 936,330.12, 1,403,904.69 and 515,901.24

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Solution

The fourth proportional to 936,330.12, 1,403,904.69 and 515,901.24 is: 773,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,330.12 : 1,403,904.69 = 515,901.24 : x
  2. Step 2: Convert to fraction form
    936,330.12/1,403,904.69 = 515,901.24/x
  3. Step 3: Cross multiply
    936,330.12x = 1,403,904.69 × 515,901.24
  4. Step 4: Simplify right side
    936,330.12x = 724,276,170,412.82
  5. Step 5: Solve for x
    x = 724,276,170,412.82/936,330.12
  6. Step 6: Final answer
    x = 773,526.51

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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.