Home / 607,971.03-838,985.45-332,316.59

Finding the Fourth Proportional to 607,971.03, 838,985.45 and 332,316.59

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Solution

The fourth proportional to 607,971.03, 838,985.45 and 332,316.59 is: 458,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,971.03 : 838,985.45 = 332,316.59 : x
  2. Step 2: Convert to fraction form
    607,971.03/838,985.45 = 332,316.59/x
  3. Step 3: Cross multiply
    607,971.03x = 838,985.45 × 332,316.59
  4. Step 4: Simplify right side
    607,971.03x = 278,808,777,947.11
  5. Step 5: Solve for x
    x = 278,808,777,947.11/607,971.03
  6. Step 6: Final answer
    x = 458,588.92

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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.