Home / 504,567.14-696,316.67-308,365.40

Finding the Fourth Proportional to 504,567.14, 696,316.67 and 308,365.40

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Solution

The fourth proportional to 504,567.14, 696,316.67 and 308,365.40 is: 425,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,567.14 : 696,316.67 = 308,365.40 : x
  2. Step 2: Convert to fraction form
    504,567.14/696,316.67 = 308,365.40/x
  3. Step 3: Cross multiply
    504,567.14x = 696,316.67 × 308,365.40
  4. Step 4: Simplify right side
    504,567.14x = 214,719,963,447.81
  5. Step 5: Solve for x
    x = 214,719,963,447.81/504,567.14
  6. Step 6: Final answer
    x = 425,552.81

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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.