Home / 876,957.93-1,210,192.76-495,000.81

Finding the Fourth Proportional to 876,957.93, 1,210,192.76 and 495,000.81

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Solution

The fourth proportional to 876,957.93, 1,210,192.76 and 495,000.81 is: 683,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,957.93 : 1,210,192.76 = 495,000.81 : x
  2. Step 2: Convert to fraction form
    876,957.93/1,210,192.76 = 495,000.81/x
  3. Step 3: Cross multiply
    876,957.93x = 1,210,192.76 × 495,000.81
  4. Step 4: Simplify right side
    876,957.93x = 599,046,393,981.13
  5. Step 5: Solve for x
    x = 599,046,393,981.13/876,957.93
  6. Step 6: Final answer
    x = 683,095.93

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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.