Home / 707,773.72-1,056,528.45-655,090.76

Finding the Fourth Proportional to 707,773.72, 1,056,528.45 and 655,090.76

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Solution

The fourth proportional to 707,773.72, 1,056,528.45 and 655,090.76 is: 977,886.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,773.72 : 1,056,528.45 = 655,090.76 : x
  2. Step 2: Convert to fraction form
    707,773.72/1,056,528.45 = 655,090.76/x
  3. Step 3: Cross multiply
    707,773.72x = 1,056,528.45 × 655,090.76
  4. Step 4: Simplify right side
    707,773.72x = 692,122,025,272.12
  5. Step 5: Solve for x
    x = 692,122,025,272.12/707,773.72
  6. Step 6: Final answer
    x = 977,886.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.