Home / 695,869.84-959,639.16-454,075.12

Finding the Fourth Proportional to 695,869.84, 959,639.16 and 454,075.12

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Solution

The fourth proportional to 695,869.84, 959,639.16 and 454,075.12 is: 626,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,869.84 : 959,639.16 = 454,075.12 : x
  2. Step 2: Convert to fraction form
    695,869.84/959,639.16 = 454,075.12/x
  3. Step 3: Cross multiply
    695,869.84x = 959,639.16 × 454,075.12
  4. Step 4: Simplify right side
    695,869.84x = 435,748,266,733.70
  5. Step 5: Solve for x
    x = 435,748,266,733.70/695,869.84
  6. Step 6: Final answer
    x = 626,192.20

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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.