Home / 839,792.76-1,158,548.21-533,705.10

Finding the Fourth Proportional to 839,792.76, 1,158,548.21 and 533,705.10

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Solution

The fourth proportional to 839,792.76, 1,158,548.21 and 533,705.10 is: 736,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,792.76 : 1,158,548.21 = 533,705.10 : x
  2. Step 2: Convert to fraction form
    839,792.76/1,158,548.21 = 533,705.10/x
  3. Step 3: Cross multiply
    839,792.76x = 1,158,548.21 × 533,705.10
  4. Step 4: Simplify right side
    839,792.76x = 618,323,088,272.87
  5. Step 5: Solve for x
    x = 618,323,088,272.87/839,792.76
  6. Step 6: Final answer
    x = 736,280.57

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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.