Home / 877,376.25-1,210,780.85-474,968.25

Finding the Fourth Proportional to 877,376.25, 1,210,780.85 and 474,968.25

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Solution

The fourth proportional to 877,376.25, 1,210,780.85 and 474,968.25 is: 655,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,376.25 : 1,210,780.85 = 474,968.25 : x
  2. Step 2: Convert to fraction form
    877,376.25/1,210,780.85 = 474,968.25/x
  3. Step 3: Cross multiply
    877,376.25x = 1,210,780.85 × 474,968.25
  4. Step 4: Simplify right side
    877,376.25x = 575,082,459,083.17
  5. Step 5: Solve for x
    x = 575,082,459,083.17/877,376.25
  6. Step 6: Final answer
    x = 655,457.06

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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.