Home / 953,362.80-1,315,637.64-523,669.68

Finding the Fourth Proportional to 953,362.80, 1,315,637.64 and 523,669.68

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Solution

The fourth proportional to 953,362.80, 1,315,637.64 and 523,669.68 is: 722,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,362.80 : 1,315,637.64 = 523,669.68 : x
  2. Step 2: Convert to fraction form
    953,362.80/1,315,637.64 = 523,669.68/x
  3. Step 3: Cross multiply
    953,362.80x = 1,315,637.64 × 523,669.68
  4. Step 4: Simplify right side
    953,362.80x = 688,959,541,934.76
  5. Step 5: Solve for x
    x = 688,959,541,934.76/953,362.80
  6. Step 6: Final answer
    x = 722,662.50

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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.