Home / 914,834.90-1,262,455.39-506,927.81

Finding the Fourth Proportional to 914,834.90, 1,262,455.39 and 506,927.81

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Solution

The fourth proportional to 914,834.90, 1,262,455.39 and 506,927.81 is: 699,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,834.90 : 1,262,455.39 = 506,927.81 : x
  2. Step 2: Convert to fraction form
    914,834.90/1,262,455.39 = 506,927.81/x
  3. Step 3: Cross multiply
    914,834.90x = 1,262,455.39 × 506,927.81
  4. Step 4: Simplify right side
    914,834.90x = 639,973,746,075.40
  5. Step 5: Solve for x
    x = 639,973,746,075.40/914,834.90
  6. Step 6: Final answer
    x = 699,551.08

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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.