Home / 891,366.53-1,230,102.55-547,030.16

Finding the Fourth Proportional to 891,366.53, 1,230,102.55 and 547,030.16

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Solution

The fourth proportional to 891,366.53, 1,230,102.55 and 547,030.16 is: 754,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,366.53 : 1,230,102.55 = 547,030.16 : x
  2. Step 2: Convert to fraction form
    891,366.53/1,230,102.55 = 547,030.16/x
  3. Step 3: Cross multiply
    891,366.53x = 1,230,102.55 × 547,030.16
  4. Step 4: Simplify right side
    891,366.53x = 672,903,193,889.07
  5. Step 5: Solve for x
    x = 672,903,193,889.07/891,366.53
  6. Step 6: Final answer
    x = 754,911.90

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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.