Home / 914,005.04-1,261,311.57-506,098.13

Finding the Fourth Proportional to 914,005.04, 1,261,311.57 and 506,098.13

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Solution

The fourth proportional to 914,005.04, 1,261,311.57 and 506,098.13 is: 698,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,005.04 : 1,261,311.57 = 506,098.13 : x
  2. Step 2: Convert to fraction form
    914,005.04/1,261,311.57 = 506,098.13/x
  3. Step 3: Cross multiply
    914,005.04x = 1,261,311.57 × 506,098.13
  4. Step 4: Simplify right side
    914,005.04x = 638,347,420,617.81
  5. Step 5: Solve for x
    x = 638,347,420,617.81/914,005.04
  6. Step 6: Final answer
    x = 698,406.90

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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.