Home / 776,237.64-1,070,815.96-453,737.04

Finding the Fourth Proportional to 776,237.64, 1,070,815.96 and 453,737.04

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Solution

The fourth proportional to 776,237.64, 1,070,815.96 and 453,737.04 is: 625,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,237.64 : 1,070,815.96 = 453,737.04 : x
  2. Step 2: Convert to fraction form
    776,237.64/1,070,815.96 = 453,737.04/x
  3. Step 3: Cross multiply
    776,237.64x = 1,070,815.96 × 453,737.04
  4. Step 4: Simplify right side
    776,237.64x = 485,868,864,075.16
  5. Step 5: Solve for x
    x = 485,868,864,075.16/776,237.64
  6. Step 6: Final answer
    x = 625,927.99

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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.