Home / 842,341.36-1,162,428.30-460,368.04

Finding the Fourth Proportional to 842,341.36, 1,162,428.30 and 460,368.04

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Solution

The fourth proportional to 842,341.36, 1,162,428.30 and 460,368.04 is: 635,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,341.36 : 1,162,428.30 = 460,368.04 : x
  2. Step 2: Convert to fraction form
    842,341.36/1,162,428.30 = 460,368.04/x
  3. Step 3: Cross multiply
    842,341.36x = 1,162,428.30 × 460,368.04
  4. Step 4: Simplify right side
    842,341.36x = 535,144,838,111.53
  5. Step 5: Solve for x
    x = 535,144,838,111.53/842,341.36
  6. Step 6: Final answer
    x = 635,306.38

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Double scale
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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.