Home / 851,117.02-1,174,506.13-463,923.91

Finding the Fourth Proportional to 851,117.02, 1,174,506.13 and 463,923.91

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Solution

The fourth proportional to 851,117.02, 1,174,506.13 and 463,923.91 is: 640,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,117.02 : 1,174,506.13 = 463,923.91 : x
  2. Step 2: Convert to fraction form
    851,117.02/1,174,506.13 = 463,923.91/x
  3. Step 3: Cross multiply
    851,117.02x = 1,174,506.13 × 463,923.91
  4. Step 4: Simplify right side
    851,117.02x = 544,881,476,148.57
  5. Step 5: Solve for x
    x = 544,881,476,148.57/851,117.02
  6. Step 6: Final answer
    x = 640,195.72

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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.