Home / 532,579.95-798,869.93-133,220.72

Finding the Fourth Proportional to 532,579.95, 798,869.93 and 133,220.72

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Solution

The fourth proportional to 532,579.95, 798,869.93 and 133,220.72 is: 199,831.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,579.95 : 798,869.93 = 133,220.72 : x
  2. Step 2: Convert to fraction form
    532,579.95/798,869.93 = 133,220.72/x
  3. Step 3: Cross multiply
    532,579.95x = 798,869.93 × 133,220.72
  4. Step 4: Simplify right side
    532,579.95x = 106,426,028,592.02
  5. Step 5: Solve for x
    x = 106,426,028,592.02/532,579.95
  6. Step 6: Final answer
    x = 199,831.08

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.