Home / 977,535.07-1,348,613.52-609,798.20

Finding the Fourth Proportional to 977,535.07, 1,348,613.52 and 609,798.20

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Solution

The fourth proportional to 977,535.07, 1,348,613.52 and 609,798.20 is: 841,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,535.07 : 1,348,613.52 = 609,798.20 : x
  2. Step 2: Convert to fraction form
    977,535.07/1,348,613.52 = 609,798.20/x
  3. Step 3: Cross multiply
    977,535.07x = 1,348,613.52 × 609,798.20
  4. Step 4: Simplify right side
    977,535.07x = 822,382,096,991.66
  5. Step 5: Solve for x
    x = 822,382,096,991.66/977,535.07
  6. Step 6: Final answer
    x = 841,281.43

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Double scale
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Similar ratio
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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.