Home / 826,005.84-1,140,097.56-564,467.16

Finding the Fourth Proportional to 826,005.84, 1,140,097.56 and 564,467.16

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Solution

The fourth proportional to 826,005.84, 1,140,097.56 and 564,467.16 is: 779,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,005.84 : 1,140,097.56 = 564,467.16 : x
  2. Step 2: Convert to fraction form
    826,005.84/1,140,097.56 = 564,467.16/x
  3. Step 3: Cross multiply
    826,005.84x = 1,140,097.56 × 564,467.16
  4. Step 4: Simplify right side
    826,005.84x = 643,547,631,816.13
  5. Step 5: Solve for x
    x = 643,547,631,816.13/826,005.84
  6. Step 6: Final answer
    x = 779,107.85

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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.