Home / 984,915.04-1,359,101.08-555,300.76

Finding the Fourth Proportional to 984,915.04, 1,359,101.08 and 555,300.76

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Solution

The fourth proportional to 984,915.04, 1,359,101.08 and 555,300.76 is: 766,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,915.04 : 1,359,101.08 = 555,300.76 : x
  2. Step 2: Convert to fraction form
    984,915.04/1,359,101.08 = 555,300.76/x
  3. Step 3: Cross multiply
    984,915.04x = 1,359,101.08 × 555,300.76
  4. Step 4: Simplify right side
    984,915.04x = 754,709,862,640.82
  5. Step 5: Solve for x
    x = 754,709,862,640.82/984,915.04
  6. Step 6: Final answer
    x = 766,269.00

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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.