Home / 832,301.61-1,148,580.18-469,740.75

Finding the Fourth Proportional to 832,301.61, 1,148,580.18 and 469,740.75

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Solution

The fourth proportional to 832,301.61, 1,148,580.18 and 469,740.75 is: 648,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,301.61 : 1,148,580.18 = 469,740.75 : x
  2. Step 2: Convert to fraction form
    832,301.61/1,148,580.18 = 469,740.75/x
  3. Step 3: Cross multiply
    832,301.61x = 1,148,580.18 × 469,740.75
  4. Step 4: Simplify right side
    832,301.61x = 539,534,915,188.34
  5. Step 5: Solve for x
    x = 539,534,915,188.34/832,301.61
  6. Step 6: Final answer
    x = 648,244.47

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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.