Home / 876,935.70-1,314,966.15-403,085.70

Finding the Fourth Proportional to 876,935.70, 1,314,966.15 and 403,085.70

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Solution

The fourth proportional to 876,935.70, 1,314,966.15 and 403,085.70 is: 604,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,935.70 : 1,314,966.15 = 403,085.70 : x
  2. Step 2: Convert to fraction form
    876,935.70/1,314,966.15 = 403,085.70/x
  3. Step 3: Cross multiply
    876,935.70x = 1,314,966.15 × 403,085.70
  4. Step 4: Simplify right side
    876,935.70x = 530,044,051,049.06
  5. Step 5: Solve for x
    x = 530,044,051,049.06/876,935.70
  6. Step 6: Final answer
    x = 604,427.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.