Home / 910,065.41-1,255,888.80-502,166.93

Finding the Fourth Proportional to 910,065.41, 1,255,888.80 and 502,166.93

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Solution

The fourth proportional to 910,065.41, 1,255,888.80 and 502,166.93 is: 692,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,065.41 : 1,255,888.80 = 502,166.93 : x
  2. Step 2: Convert to fraction form
    910,065.41/1,255,888.80 = 502,166.93/x
  3. Step 3: Cross multiply
    910,065.41x = 1,255,888.80 × 502,166.93
  4. Step 4: Simplify right side
    910,065.41x = 630,665,816,837.94
  5. Step 5: Solve for x
    x = 630,665,816,837.94/910,065.41
  6. Step 6: Final answer
    x = 692,989.55

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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.