Home / 614,587.76-848,186.80-372,931.55

Finding the Fourth Proportional to 614,587.76, 848,186.80 and 372,931.55

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Solution

The fourth proportional to 614,587.76, 848,186.80 and 372,931.55 is: 514,679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,587.76 : 848,186.80 = 372,931.55 : x
  2. Step 2: Convert to fraction form
    614,587.76/848,186.80 = 372,931.55/x
  3. Step 3: Cross multiply
    614,587.76x = 848,186.80 × 372,931.55
  4. Step 4: Simplify right side
    614,587.76x = 316,315,612,840.28
  5. Step 5: Solve for x
    x = 316,315,612,840.28/614,587.76
  6. Step 6: Final answer
    x = 514,679.33

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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.