Home / 891,368.53-1,230,105.31-547,032.16

Finding the Fourth Proportional to 891,368.53, 1,230,105.31 and 547,032.16

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Solution

The fourth proportional to 891,368.53, 1,230,105.31 and 547,032.16 is: 754,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,368.53 : 1,230,105.31 = 547,032.16 : x
  2. Step 2: Convert to fraction form
    891,368.53/1,230,105.31 = 547,032.16/x
  3. Step 3: Cross multiply
    891,368.53x = 1,230,105.31 × 547,032.16
  4. Step 4: Simplify right side
    891,368.53x = 672,907,164,756.77
  5. Step 5: Solve for x
    x = 672,907,164,756.77/891,368.53
  6. Step 6: Final answer
    x = 754,914.65

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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.