Home / 943,787.52-1,302,428.64-514,066.32

Finding the Fourth Proportional to 943,787.52, 1,302,428.64 and 514,066.32

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Solution

The fourth proportional to 943,787.52, 1,302,428.64 and 514,066.32 is: 709,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,787.52 : 1,302,428.64 = 514,066.32 : x
  2. Step 2: Convert to fraction form
    943,787.52/1,302,428.64 = 514,066.32/x
  3. Step 3: Cross multiply
    943,787.52x = 1,302,428.64 × 514,066.32
  4. Step 4: Simplify right side
    943,787.52x = 669,534,698,027.41
  5. Step 5: Solve for x
    x = 669,534,698,027.41/943,787.52
  6. Step 6: Final answer
    x = 709,412.54

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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.