Home / 834,148.53-1,151,131.10-452,178.05

Finding the Fourth Proportional to 834,148.53, 1,151,131.10 and 452,178.05

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Solution

The fourth proportional to 834,148.53, 1,151,131.10 and 452,178.05 is: 624,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,148.53 : 1,151,131.10 = 452,178.05 : x
  2. Step 2: Convert to fraction form
    834,148.53/1,151,131.10 = 452,178.05/x
  3. Step 3: Cross multiply
    834,148.53x = 1,151,131.10 × 452,178.05
  4. Step 4: Simplify right side
    834,148.53x = 520,516,208,075.81
  5. Step 5: Solve for x
    x = 520,516,208,075.81/834,148.53
  6. Step 6: Final answer
    x = 624,009.02

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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.