Home / 876,996.61-1,210,254.63-474,588.61

Finding the Fourth Proportional to 876,996.61, 1,210,254.63 and 474,588.61

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Solution

The fourth proportional to 876,996.61, 1,210,254.63 and 474,588.61 is: 654,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,996.61 : 1,210,254.63 = 474,588.61 : x
  2. Step 2: Convert to fraction form
    876,996.61/1,210,254.63 = 474,588.61/x
  3. Step 3: Cross multiply
    876,996.61x = 1,210,254.63 × 474,588.61
  4. Step 4: Simplify right side
    876,996.61x = 574,373,062,597.76
  5. Step 5: Solve for x
    x = 574,373,062,597.76/876,996.61
  6. Step 6: Final answer
    x = 654,931.91

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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.