Home / 440,075.78-607,306.58-249,126.11

Finding the Fourth Proportional to 440,075.78, 607,306.58 and 249,126.11

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Solution

The fourth proportional to 440,075.78, 607,306.58 and 249,126.11 is: 343,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,075.78 : 607,306.58 = 249,126.11 : x
  2. Step 2: Convert to fraction form
    440,075.78/607,306.58 = 249,126.11/x
  3. Step 3: Cross multiply
    440,075.78x = 607,306.58 × 249,126.11
  4. Step 4: Simplify right side
    440,075.78x = 151,295,925,852.80
  5. Step 5: Solve for x
    x = 151,295,925,852.80/440,075.78
  6. Step 6: Final answer
    x = 343,795.17

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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.