Home / 907,426-1,252,247.88-505,113.04

Finding the Fourth Proportional to 907,426, 1,252,247.88 and 505,113.04

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Solution

The fourth proportional to 907,426, 1,252,247.88 and 505,113.04 is: 697,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,426 : 1,252,247.88 = 505,113.04 : x
  2. Step 2: Convert to fraction form
    907,426/1,252,247.88 = 505,113.04/x
  3. Step 3: Cross multiply
    907,426x = 1,252,247.88 × 505,113.04
  4. Step 4: Simplify right side
    907,426x = 632,526,733,500.36
  5. Step 5: Solve for x
    x = 632,526,733,500.36/907,426
  6. Step 6: Final answer
    x = 697,056.00

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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.