Home / 1,095,178.59-1,640,438.73-525,720.24

Finding the Fourth Proportional to 1,095,178.59, 1,640,438.73 and 525,720.24

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Solution

The fourth proportional to 1,095,178.59, 1,640,438.73 and 525,720.24 is: 787,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,178.59 : 1,640,438.73 = 525,720.24 : x
  2. Step 2: Convert to fraction form
    1,095,178.59/1,640,438.73 = 525,720.24/x
  3. Step 3: Cross multiply
    1,095,178.59x = 1,640,438.73 × 525,720.24
  4. Step 4: Simplify right side
    1,095,178.59x = 862,411,842,840.90
  5. Step 5: Solve for x
    x = 862,411,842,840.90/1,095,178.59
  6. Step 6: Final answer
    x = 787,462.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.