Home / 740,030.10-1,110,045.15-710,999.70

Finding the Fourth Proportional to 740,030.10, 1,110,045.15 and 710,999.70

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Solution

The fourth proportional to 740,030.10, 1,110,045.15 and 710,999.70 is: 1,066,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,030.10 : 1,110,045.15 = 710,999.70 : x
  2. Step 2: Convert to fraction form
    740,030.10/1,110,045.15 = 710,999.70/x
  3. Step 3: Cross multiply
    740,030.10x = 1,110,045.15 × 710,999.70
  4. Step 4: Simplify right side
    740,030.10x = 789,241,768,636.46
  5. Step 5: Solve for x
    x = 789,241,768,636.46/740,030.10
  6. Step 6: Final answer
    x = 1,066,499.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.