Home / 710,637.10-981,716.36-614,977.72

Finding the Fourth Proportional to 710,637.10, 981,716.36 and 614,977.72

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Solution

The fourth proportional to 710,637.10, 981,716.36 and 614,977.72 is: 849,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,637.10 : 981,716.36 = 614,977.72 : x
  2. Step 2: Convert to fraction form
    710,637.10/981,716.36 = 614,977.72/x
  3. Step 3: Cross multiply
    710,637.10x = 981,716.36 × 614,977.72
  4. Step 4: Simplify right side
    710,637.10x = 603,733,683,230.32
  5. Step 5: Solve for x
    x = 603,733,683,230.32/710,637.10
  6. Step 6: Final answer
    x = 849,566.80

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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.