Home / 460,973.04-636,085.08-256,974

Finding the Fourth Proportional to 460,973.04, 636,085.08 and 256,974

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Solution

The fourth proportional to 460,973.04, 636,085.08 and 256,974 is: 354,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,973.04 : 636,085.08 = 256,974 : x
  2. Step 2: Convert to fraction form
    460,973.04/636,085.08 = 256,974/x
  3. Step 3: Cross multiply
    460,973.04x = 636,085.08 × 256,974
  4. Step 4: Simplify right side
    460,973.04x = 163,457,327,347.92
  5. Step 5: Solve for x
    x = 163,457,327,347.92/460,973.04
  6. Step 6: Final answer
    x = 354,591.95

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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.