Home / 932,438.67-1,286,675.12-524,681.64

Finding the Fourth Proportional to 932,438.67, 1,286,675.12 and 524,681.64

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Solution

The fourth proportional to 932,438.67, 1,286,675.12 and 524,681.64 is: 724,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,438.67 : 1,286,675.12 = 524,681.64 : x
  2. Step 2: Convert to fraction form
    932,438.67/1,286,675.12 = 524,681.64/x
  3. Step 3: Cross multiply
    932,438.67x = 1,286,675.12 × 524,681.64
  4. Step 4: Simplify right side
    932,438.67x = 675,094,809,485.39
  5. Step 5: Solve for x
    x = 675,094,809,485.39/932,438.67
  6. Step 6: Final answer
    x = 724,009.88

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Double scale
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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.